8884780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 19918080

約数和(自身を除く): 11033300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 227, 380, 412, 454, 515, 908, 1030, 1135, 1957, 2060, 2270, 3914, 4313, 4540, 7828, 8626, 9785, 17252, 19570, 21565, 23381, 39140, 43130, 46762, 86260, 93524, 116905, 233810, 444239, 467620, 888478, 1776956, 2221195, 4442390, 8884780]

約数ペア:

[(1, 8884780), (2, 4442390), (4, 2221195), (5, 1776956), (10, 888478), (19, 467620), (20, 444239), (38, 233810), (76, 116905), (95, 93524), (103, 86260), (190, 46762), (206, 43130), (227, 39140), (380, 23381), (412, 21565), (454, 19570), (515, 17252), (908, 9785), (1030, 8626), (1135, 7828), (1957, 4540), (2060, 4313), (2270, 3914)]