8427460

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4091}}^1$

素因数の和:4203

約数の個数: 24

約数和(自身を含む): 17873856

約数和(自身を除く): 9446396

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 4091, 8182, 16364, 20455, 40910, 81820, 421373, 842746, 1685492, 2106865, 4213730, 8427460]

約数ペア:

[(1, 8427460), (2, 4213730), (4, 2106865), (5, 1685492), (10, 842746), (20, 421373), (103, 81820), (206, 40910), (412, 20455), (515, 16364), (1030, 8182), (2060, 4091)]