8357420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4057}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 17725344

約数和(自身を除く): 9367924

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 4057, 8114, 16228, 20285, 40570, 81140, 417871, 835742, 1671484, 2089355, 4178710, 8357420]

約数ペア:

[(1, 8357420), (2, 4178710), (4, 2089355), (5, 1671484), (10, 835742), (20, 417871), (103, 81140), (206, 40570), (412, 20285), (515, 16228), (1030, 8114), (2060, 4057)]