2149349620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{888161}}^1$

素因数の和:888192

約数の個数: 36

約数和(自身を含む): 4961272932

約数和(自身を除く): 2811923312

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 888161, 1776322, 3552644, 4440805, 8881610, 9769771, 17763220, 19539542, 39079084, 48848855, 97697710, 107467481, 195395420, 214934962, 429869924, 537337405, 1074674810, 2149349620]

約数ペア:

[(1, 2149349620), (2, 1074674810), (4, 537337405), (5, 429869924), (10, 214934962), (11, 195395420), (20, 107467481), (22, 97697710), (44, 48848855), (55, 39079084), (110, 19539542), (121, 17763220), (220, 9769771), (242, 8881610), (484, 4440805), (605, 3552644), (1210, 1776322), (2420, 888161)]