152820940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{821}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 330601824

約数和(自身を除く): 177780884

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 227, 410, 454, 820, 821, 908, 1135, 1642, 2270, 3284, 4105, 4540, 8210, 9307, 16420, 18614, 33661, 37228, 46535, 67322, 93070, 134644, 168305, 186140, 186367, 336610, 372734, 673220, 745468, 931835, 1863670, 3727340, 7641047, 15282094, 30564188, 38205235, 76410470, 152820940]

約数ペア:

[(1, 152820940), (2, 76410470), (4, 38205235), (5, 30564188), (10, 15282094), (20, 7641047), (41, 3727340), (82, 1863670), (164, 931835), (205, 745468), (227, 673220), (410, 372734), (454, 336610), (820, 186367), (821, 186140), (908, 168305), (1135, 134644), (1642, 93070), (2270, 67322), (3284, 46535), (4105, 37228), (4540, 33661), (8210, 18614), (9307, 16420)]