20351260

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3251}}^1$

素因数の和:3573

約数の個数: 24

約数和(自身を含む): 42887376

約数和(自身を除く): 22536116

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 3251, 6260, 6502, 13004, 16255, 32510, 65020, 1017563, 2035126, 4070252, 5087815, 10175630, 20351260]

約数ペア:

[(1, 20351260), (2, 10175630), (4, 5087815), (5, 4070252), (10, 2035126), (20, 1017563), (313, 65020), (626, 32510), (1252, 16255), (1565, 13004), (3130, 6502), (3251, 6260)]