Question

How to sum the proper divisors of a number in Node.js

Answer 1

function SumNumberProperDivisors(num) {
    let sum = 0;
  
    for (let i = 1; i <= num / 2; i++) {
        if (num % i == 0) {
            sum += i;
            console.log(i);
        }
    }
  
    return sum;
}
  
console.log("sum = " + SumNumberProperDivisors(220));
 
 
 
 
 
/*
run:
 
1
2
4
5
10
11
20
22
44
55
110
sum = 284
 
*/

 

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