Q: What is the sum of all factors of the number 1,298,320 excluding 1,298,320?
A: 1,720,460
The factors of the number 1,298,320 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16229, 32458, 64916, 81145, 129832, 162290, 259664, 324580, 649160, 1298320.
If you add them up, you will get the total of 1,298,321. Now subtract 1,298,320 to get 1,720,460