66972020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{115469}}^1$

素因数の和:115507

約数の個数: 24

約数和(自身を含む): 145492200

約数和(自身を除く): 78520180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 115469, 230938, 461876, 577345, 1154690, 2309380, 3348601, 6697202, 13394404, 16743005, 33486010, 66972020]

約数ペア:

[(1, 66972020), (2, 33486010), (4, 16743005), (5, 13394404), (10, 6697202), (20, 3348601), (29, 2309380), (58, 1154690), (116, 577345), (145, 461876), (290, 230938), (580, 115469)]