Q: What is the sum of all factors of the number 639,142 including 639,142?
A: 1,112,832
The factors of the number 639,142 are: 1, 2, 7, 14, 71, 142, 497, 643, 994, 1286, 4501, 9002, 45653, 91306, 319571, 639142.
If you add them up, you will get the total of 1,112,832.