Q: What is the sum of all factors of the number 80,940 excluding 80,940?

A: 160,980

Why is 160,980 the sum of all factors of 80,940, excluding 80,940?

The factors of the number 80,940 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 213, 228, 284, 285, 355, 380, 426, 570, 710, 852, 1065, 1140, 1349, 1420, 2130, 2698, 4047, 4260, 5396, 6745, 8094, 13490, 16188, 20235, 26980, 40470, 80940.

If you add them up, you will get the total of 81,100. Now subtract 80,940 to get 160,980