84999640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193181}}^1$

素因数の和:193203

約数の個数: 32

約数和(自身を含む): 208636560

約数和(自身を除く): 123636920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 193181, 386362, 772724, 965905, 1545448, 1931810, 2124991, 3863620, 4249982, 7727240, 8499964, 10624955, 16999928, 21249910, 42499820, 84999640]

約数ペア:

[(1, 84999640), (2, 42499820), (4, 21249910), (5, 16999928), (8, 10624955), (10, 8499964), (11, 7727240), (20, 4249982), (22, 3863620), (40, 2124991), (44, 1931810), (55, 1545448), (88, 965905), (110, 772724), (220, 386362), (440, 193181)]