Q: What is the sum of all factors of the number 243,340 excluding 243,340?
A: 290,900
The factors of the number 243,340 are: 1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 12167, 24334, 48668, 60835, 121670, 243340.
If you add them up, you will get the total of 243,630. Now subtract 243,340 to get 290,900