42201860

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1637}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 88746840

約数和(自身を除く): 46544980

約数列:

[1, 2, 4, 5, 10, 20, 1289, 1637, 2578, 3274, 5156, 6445, 6548, 8185, 12890, 16370, 25780, 32740, 2110093, 4220186, 8440372, 10550465, 21100930, 42201860]

約数ペア:

[(1, 42201860), (2, 21100930), (4, 10550465), (5, 8440372), (10, 4220186), (20, 2110093), (1289, 32740), (1637, 25780), (2578, 16370), (3274, 12890), (5156, 8185), (6445, 6548)]