Q: What is the sum of all factors of the number 1,292,740 including 1,292,740?
A: 2,744,280
The factors of the number 1,292,740 are: 1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 593, 1090, 1186, 2180, 2372, 2965, 5930, 11860, 64637, 129274, 258548, 323185, 646370, 1292740.
If you add them up, you will get the total of 2,744,280.