Q: What is the sum of all factors of the number 2,039,390 excluding 2,039,390?
A: 1,667,170
The factors of the number 2,039,390 are: 1, 2, 5, 10, 109, 218, 545, 1090, 1871, 3742, 9355, 18710, 203939, 407878, 1019695, 2039390.
If you add them up, you will get the total of 2,039,391. Now subtract 2,039,390 to get 1,667,170