20103820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91381}}^1$

素因数の和:91401

約数の個数: 24

約数和(自身を含む): 46056528

約数和(自身を除く): 25952708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91381, 182762, 365524, 456905, 913810, 1005191, 1827620, 2010382, 4020764, 5025955, 10051910, 20103820]

約数ペア:

[(1, 20103820), (2, 10051910), (4, 5025955), (5, 4020764), (10, 2010382), (11, 1827620), (20, 1005191), (22, 913810), (44, 456905), (55, 365524), (110, 182762), (220, 91381)]