Q: What is the sum of all factors of the number 1,226,420 including 1,226,420?
A: 2,857,680
The factors of the number 1,226,420 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 89, 106, 130, 178, 212, 260, 265, 356, 445, 530, 689, 890, 1060, 1157, 1378, 1780, 2314, 2756, 3445, 4628, 4717, 5785, 6890, 9434, 11570, 13780, 18868, 23140, 23585, 47170, 61321, 94340, 122642, 245284, 306605, 613210, 1226420.
If you add them up, you will get the total of 2,857,680.