Q: What is the sum of all factors of the number 215,020 excluding 215,020?
A: 271,844
The factors of the number 215,020 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 827, 1654, 3308, 4135, 8270, 10751, 16540, 21502, 43004, 53755, 107510, 215020.
If you add them up, you will get the total of 215,291. Now subtract 215,020 to get 271,844