Q: What is the sum of all factors of the number 397,520 excluding 397,520?
A: 526,900
The factors of the number 397,520 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4969, 9938, 19876, 24845, 39752, 49690, 79504, 99380, 198760, 397520.
If you add them up, you will get the total of 398,046. Now subtract 397,520 to get 526,900