Q: What is the sum of all factors of the number 1,268,420 including 1,268,420?
A: 2,663,724
The factors of the number 1,268,420 are: 1, 2, 4, 5, 10, 20, 63421, 126842, 253684, 317105, 634210, 1268420.
If you add them up, you will get the total of 2,663,724.