Welcome to collectivesolver - Programming & Software Q&A with code examples. A website with trusted programming answers. All programs are tested and work.

Contact: aviboots(AT)netvision.net.il

Semrush - keyword research tool

Turn ChatGPT, Claude, Gemini, And CoPilot Into Your Personal Assistant, Business Coach, Content Creator, And More

AFFILIATE MARKETING Your all-in-one performance engine Manage affiliates, creators, and customer referrals in one unified platform—turning every partnership into measurable growth
Secure & Reliable Web Hosting, Free Domain, Free SSL, 1-Click WordPress Install, Expert 24/7 Support

Boost your online presence with premium web hosting and servers

Disclosure: My content contains affiliate links.

42,705 questions

55,464 answers

573 users

How to find the smallest number that is evenly divisible by all of the numbers from 1 to 20 in Python

1 Answer

0 votes
def lcm(a: int, b: int) -> int:
    # Return the Least Common Multiple of a and b.
    from math import gcd
    return abs(a * b) // gcd(a, b)


from functools import reduce

result = reduce(lcm, range(1, 21))
print(f"LCM of numbers from 1 to 20 is: {result}")



'''
run:

LCM of numbers from 1 to 20 is: 232792560

'''

 



answered Oct 10, 2025 by avibootz
...