Q: What is the sum of all factors of the number 300,040 excluding 300,040?
A: 428,240
The factors of the number 300,040 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 577, 1154, 2308, 2885, 4616, 5770, 7501, 11540, 15002, 23080, 30004, 37505, 60008, 75010, 150020, 300040.
If you add them up, you will get the total of 300,468. Now subtract 300,040 to get 428,240