Q: What is the sum of all factors of the number 623,643,030 excluding 623,643,030?

A: 1,039,405,770

Why is 1,039,405,770 the sum of all factors of 623,643,030, excluding 623,643,030?

The factors of the number 623,643,030 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 2309789, 4619578, 6929367, 11548945, 13858734, 20788101, 23097890, 34646835, 41576202, 62364303, 69293670, 103940505, 124728606, 207881010, 311821515, 623643030.

If you add them up, you will get the total of 623,643,031. Now subtract 623,643,030 to get 1,039,405,770