20542940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93377}}^1$

素因数の和:93397

約数の個数: 24

約数和(自身を含む): 47062512

約数和(自身を除く): 26519572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93377, 186754, 373508, 466885, 933770, 1027147, 1867540, 2054294, 4108588, 5135735, 10271470, 20542940]

約数ペア:

[(1, 20542940), (2, 10271470), (4, 5135735), (5, 4108588), (10, 2054294), (11, 1867540), (20, 1027147), (22, 933770), (44, 466885), (55, 373508), (110, 186754), (220, 93377)]