Q: What is the sum of all factors of the number 1,281,872 including 1,281,872?
A: 2,509,140
The factors of the number 1,281,872 are: 1, 2, 4, 8, 16, 113, 226, 452, 709, 904, 1418, 1808, 2836, 5672, 11344, 80117, 160234, 320468, 640936, 1281872.
If you add them up, you will get the total of 2,509,140.