7628980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2131}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 16117920

約数和(自身を除く): 8488940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 2131, 3580, 4262, 8524, 10655, 21310, 42620, 381449, 762898, 1525796, 1907245, 3814490, 7628980]

約数ペア:

[(1, 7628980), (2, 3814490), (4, 1907245), (5, 1525796), (10, 762898), (20, 381449), (179, 42620), (358, 21310), (716, 10655), (895, 8524), (1790, 4262), (2131, 3580)]