Q: What is the sum of all factors of the number 687,866,330 excluding 687,866,330?

A: 579,839,398

Why is 579,839,398 the sum of all factors of 687,866,330, excluding 687,866,330?

The factors of the number 687,866,330 are: 1, 2, 5, 10, 53, 106, 211, 265, 422, 530, 1055, 2110, 6151, 11183, 12302, 22366, 30755, 55915, 61510, 111830, 326003, 652006, 1297861, 1630015, 2595722, 3260030, 6489305, 12978610, 68786633, 137573266, 343933165, 687866330.

If you add them up, you will get the total of 687,866,909. Now subtract 687,866,330 to get 579,839,398