Q: What is the sum of all factors of the number 402,404,665 excluding 402,404,665?
A: 140,238,023
The factors of the number 402,404,665 are: 1, 5, 13, 23, 65, 115, 299, 1495, 269167, 1345835, 3499171, 6190841, 17495855, 30954205, 80480933, 402404665.
If you add them up, you will get the total of 402,404,805. Now subtract 402,404,665 to get 140,238,023