631060

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 1340640

約数和(自身を除く): 709580

約数列:

[1, 2, 4, 5, 10, 20, 139, 227, 278, 454, 556, 695, 908, 1135, 1390, 2270, 2780, 4540, 31553, 63106, 126212, 157765, 315530, 631060]

約数ペア:

[(1, 631060), (2, 315530), (4, 157765), (5, 126212), (10, 63106), (20, 31553), (139, 4540), (227, 2780), (278, 2270), (454, 1390), (556, 1135), (695, 908)]