69641380

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{6841}}^1$

素因数の和:7359

約数の個数: 24

約数和(自身を含む): 146555640

約数和(自身を除く): 76914260

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 6841, 10180, 13682, 27364, 34205, 68410, 136820, 3482069, 6964138, 13928276, 17410345, 34820690, 69641380]

約数ペア:

[(1, 69641380), (2, 34820690), (4, 17410345), (5, 13928276), (10, 6964138), (20, 3482069), (509, 136820), (1018, 68410), (2036, 34205), (2545, 27364), (5090, 13682), (6841, 10180)]