Q: What is the sum of all factors of the number 572,985 excluding 572,985?

A: 640,071

Why is 640,071 the sum of all factors of 572,985, excluding 572,985?

The factors of the number 572,985 are: 1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 107, 119, 153, 255, 315, 321, 357, 535, 595, 749, 765, 963, 1071, 1605, 1785, 1819, 2247, 3745, 4815, 5355, 5457, 6741, 9095, 11235, 12733, 16371, 27285, 33705, 38199, 63665, 81855, 114597, 190995, 572985.

If you add them up, you will get the total of 573,625. Now subtract 572,985 to get 640,071