57420080

素因数分解:

$2^4\times 5^1\times {\mathrm{717751}}^1$

素因数の和:717764

約数の個数: 20

約数和(自身を含む): 133501872

約数和(自身を除く): 76081792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 717751, 1435502, 2871004, 3588755, 5742008, 7177510, 11484016, 14355020, 28710040, 57420080]

約数ペア:

[(1, 57420080), (2, 28710040), (4, 14355020), (5, 11484016), (8, 7177510), (10, 5742008), (16, 3588755), (20, 2871004), (40, 1435502), (80, 717751)]