201812080

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{11113}}^1$

素因数の和:11353

約数の個数: 40

約数和(自身を含む): 471322512

約数和(自身を除く): 269510432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1816, 2270, 3632, 4540, 9080, 11113, 18160, 22226, 44452, 55565, 88904, 111130, 177808, 222260, 444520, 889040, 2522651, 5045302, 10090604, 12613255, 20181208, 25226510, 40362416, 50453020, 100906040, 201812080]

約数ペア:

[(1, 201812080), (2, 100906040), (4, 50453020), (5, 40362416), (8, 25226510), (10, 20181208), (16, 12613255), (20, 10090604), (40, 5045302), (80, 2522651), (227, 889040), (454, 444520), (908, 222260), (1135, 177808), (1816, 111130), (2270, 88904), (3632, 55565), (4540, 44452), (9080, 22226), (11113, 18160)]