633990980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4528507}}^1$

素因数の和:4528523

約数の個数: 24

約数和(自身を含む): 1521578688

約数和(自身を除く): 887587708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4528507, 9057014, 18114028, 22642535, 31699549, 45285070, 63399098, 90570140, 126798196, 158497745, 316995490, 633990980]

約数ペア:

[(1, 633990980), (2, 316995490), (4, 158497745), (5, 126798196), (7, 90570140), (10, 63399098), (14, 45285070), (20, 31699549), (28, 22642535), (35, 18114028), (70, 9057014), (140, 4528507)]