15660108020

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{3449363}}^1$

素因数の和:3449599

約数の個数: 24

約数和(自身を含む): 33031109664

約数和(自身を除く): 17371001644

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 3449363, 6898726, 13797452, 17246815, 34493630, 68987260, 783005401, 1566010802, 3132021604, 3915027005, 7830054010, 15660108020]

約数ペア:

[(1, 15660108020), (2, 7830054010), (4, 3915027005), (5, 3132021604), (10, 1566010802), (20, 783005401), (227, 68987260), (454, 34493630), (908, 17246815), (1135, 13797452), (2270, 6898726), (4540, 3449363)]