20482180

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3779}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 43182720

約数和(自身を除く): 22700540

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 3779, 5420, 7558, 15116, 18895, 37790, 75580, 1024109, 2048218, 4096436, 5120545, 10241090, 20482180]

約数ペア:

[(1, 20482180), (2, 10241090), (4, 5120545), (5, 4096436), (10, 2048218), (20, 1024109), (271, 75580), (542, 37790), (1084, 18895), (1355, 15116), (2710, 7558), (3779, 5420)]