Q: What is the sum of all factors of the number 509,980 excluding 509,980?
A: 587,732
The factors of the number 509,980 are: 1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 593, 860, 1186, 2372, 2965, 5930, 11860, 25499, 50998, 101996, 127495, 254990, 509980.
If you add them up, you will get the total of 510,567. Now subtract 509,980 to get 587,732