Q: What is the sum of all factors of the number 522,990 excluding 522,990?

A: 989,010

Why is 989,010 the sum of all factors of 522,990, excluding 522,990?

The factors of the number 522,990 are: 1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 149, 195, 234, 270, 298, 351, 390, 447, 585, 702, 745, 894, 1170, 1341, 1490, 1755, 1937, 2235, 2682, 3510, 3874, 4023, 4470, 5811, 6705, 8046, 9685, 11622, 13410, 17433, 19370, 20115, 29055, 34866, 40230, 52299, 58110, 87165, 104598, 174330, 261495, 522990.

If you add them up, you will get the total of 523,979. Now subtract 522,990 to get 989,010