Q: What is the sum of all factors of the number 514,053,640 excluding 514,053,640?

A: 654,027,920

Why is 654,027,920 the sum of all factors of 514,053,640, excluding 514,053,640?

The factors of the number 514,053,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 127241, 254482, 508964, 636205, 1017928, 1272410, 2544820, 5089640, 12851341, 25702682, 51405364, 64256705, 102810728, 128513410, 257026820, 514053640.

If you add them up, you will get the total of 514,054,294. Now subtract 514,053,640 to get 654,027,920