Q: What is the sum of all factors of the number 1,291,310 excluding 1,291,310?
A: 1,052,290
The factors of the number 1,291,310 are: 1, 2, 5, 10, 139, 278, 695, 929, 1390, 1858, 4645, 9290, 129131, 258262, 645655, 1291310.
If you add them up, you will get the total of 1,291,311. Now subtract 1,291,310 to get 1,052,290