Q: What is the sum of all factors of the number 1,261,660 including 1,261,660?
A: 2,671,200
The factors of the number 1,261,660 are: 1, 2, 4, 5, 10, 20, 199, 317, 398, 634, 796, 995, 1268, 1585, 1990, 3170, 3980, 6340, 63083, 126166, 252332, 315415, 630830, 1261660.
If you add them up, you will get the total of 2,671,200.