Q: What is the sum of all factors of the number 997,640 excluding 997,640?
A: 1,618,660
The factors of the number 997,640 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 509, 980, 1018, 1960, 2036, 2545, 3563, 4072, 5090, 7126, 10180, 14252, 17815, 20360, 24941, 28504, 35630, 49882, 71260, 99764, 124705, 142520, 199528, 249410, 498820, 997640.
If you add them up, you will get the total of 997,641. Now subtract 997,640 to get 1,618,660