2418980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 5147520

約数和(自身を除く): 2728540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1531, 1580, 3062, 6124, 7655, 15310, 30620, 120949, 241898, 483796, 604745, 1209490, 2418980]

約数ペア:

[(1, 2418980), (2, 1209490), (4, 604745), (5, 483796), (10, 241898), (20, 120949), (79, 30620), (158, 15310), (316, 7655), (395, 6124), (790, 3062), (1531, 1580)]