42255940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8221}}^1$

素因数の和:8487

約数の個数: 24

約数和(自身を含む): 89093592

約数和(自身を除く): 46837652

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 8221, 16442, 32884, 41105, 82210, 164420, 2112797, 4225594, 8451188, 10563985, 21127970, 42255940]

約数ペア:

[(1, 42255940), (2, 21127970), (4, 10563985), (5, 8451188), (10, 4225594), (20, 2112797), (257, 164420), (514, 82210), (1028, 41105), (1285, 32884), (2570, 16442), (5140, 8221)]