Q: What is the sum of all factors of the number 1,261,340 including 1,261,340?
A: 2,648,856
The factors of the number 1,261,340 are: 1, 2, 4, 5, 10, 20, 63067, 126134, 252268, 315335, 630670, 1261340.
If you add them up, you will get the total of 2,648,856.