Q: What is the sum of all factors of the number 40,400,420 including 40,400,420?

A: 89,849,088

Why is 89,849,088 the sum of all factors of 40,400,420, including 40,400,420?

The factors of the number 40,400,420 are: 1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 1237, 1420, 1633, 2474, 3266, 4948, 6185, 6532, 8165, 12370, 16330, 24740, 28451, 32660, 56902, 87827, 113804, 142255, 175654, 284510, 351308, 439135, 569020, 878270, 1756540, 2020021, 4040042, 8080084, 10100105, 20200210, 40400420.

If you add them up, you will get the total of 89,849,088.