Q: What is the sum of all factors of the number 1,309,240 including 1,309,240?
A: 2,993,760
The factors of the number 1,309,240 are: 1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 461, 568, 710, 922, 1420, 1844, 2305, 2840, 3688, 4610, 9220, 18440, 32731, 65462, 130924, 163655, 261848, 327310, 654620, 1309240.
If you add them up, you will get the total of 2,993,760.