74385040

素因数分解:

$2^4\times 5^1\times {\mathrm{929813}}^1$

素因数の和:929826

約数の個数: 20

約数和(自身を含む): 172945404

約数和(自身を除く): 98560364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 929813, 1859626, 3719252, 4649065, 7438504, 9298130, 14877008, 18596260, 37192520, 74385040]

約数ペア:

[(1, 74385040), (2, 37192520), (4, 18596260), (5, 14877008), (8, 9298130), (10, 7438504), (16, 4649065), (20, 3719252), (40, 1859626), (80, 929813)]