Q: What is the sum of all factors of the number 255,820 excluding 255,820?
A: 281,444
The factors of the number 255,820 are: 1, 2, 4, 5, 10, 20, 12791, 25582, 51164, 63955, 127910, 255820.
If you add them up, you will get the total of 256,101. Now subtract 255,820 to get 281,444