Q: What is the sum of all factors of the number 39,520 excluding 39,520?
A: 66,320
The factors of the number 39,520 are: 1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7904, 9880, 19760, 39520.
If you add them up, you will get the total of 39,586. Now subtract 39,520 to get 66,320