25885820

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{3089}}^1$

素因数の和:3517

約数の個数: 24

約数和(自身を含む): 54507600

約数和(自身を除く): 28621780

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 3089, 4190, 6178, 8380, 12356, 15445, 30890, 61780, 1294291, 2588582, 5177164, 6471455, 12942910, 25885820]

約数ペア:

[(1, 25885820), (2, 12942910), (4, 6471455), (5, 5177164), (10, 2588582), (20, 1294291), (419, 61780), (838, 30890), (1676, 15445), (2095, 12356), (3089, 8380), (4190, 6178)]