27831820

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2671}}^1$

素因数の和:3201

約数の個数: 24

約数和(自身を含む): 58580928

約数和(自身を除く): 30749108

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 2671, 5210, 5342, 10420, 10684, 13355, 26710, 53420, 1391591, 2783182, 5566364, 6957955, 13915910, 27831820]

約数ペア:

[(1, 27831820), (2, 13915910), (4, 6957955), (5, 5566364), (10, 2783182), (20, 1391591), (521, 53420), (1042, 26710), (2084, 13355), (2605, 10684), (2671, 10420), (5210, 5342)]