40897100

素因数分解:

$2^2\times 5^2\times {\mathrm{408971}}^1$

素因数の和:408985

約数の個数: 18

約数和(自身を含む): 88746924

約数和(自身を除く): 47849824

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 408971, 817942, 1635884, 2044855, 4089710, 8179420, 10224275, 20448550, 40897100]

約数ペア:

[(1, 40897100), (2, 20448550), (4, 10224275), (5, 8179420), (10, 4089710), (20, 2044855), (25, 1635884), (50, 817942), (100, 408971)]