Q: What is the sum of all factors of the number 1,280,620 including 1,280,620?
A: 2,934,288
The factors of the number 1,280,620 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5821, 11642, 23284, 29105, 58210, 64031, 116420, 128062, 256124, 320155, 640310, 1280620.
If you add them up, you will get the total of 2,934,288.