27281080

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2179}}^1$

素因数の和:2503

約数の個数: 32

約数和(自身を含む): 61606800

約数和(自身を除く): 34325720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2179, 2504, 3130, 4358, 6260, 8716, 10895, 12520, 17432, 21790, 43580, 87160, 682027, 1364054, 2728108, 3410135, 5456216, 6820270, 13640540, 27281080]

約数ペア:

[(1, 27281080), (2, 13640540), (4, 6820270), (5, 5456216), (8, 3410135), (10, 2728108), (20, 1364054), (40, 682027), (313, 87160), (626, 43580), (1252, 21790), (1565, 17432), (2179, 12520), (2504, 10895), (3130, 8716), (4358, 6260)]