15257960

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2131}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 34538400

約数和(自身を除く): 19280440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2131, 3580, 4262, 7160, 8524, 10655, 17048, 21310, 42620, 85240, 381449, 762898, 1525796, 1907245, 3051592, 3814490, 7628980, 15257960]

約数ペア:

[(1, 15257960), (2, 7628980), (4, 3814490), (5, 3051592), (8, 1907245), (10, 1525796), (20, 762898), (40, 381449), (179, 85240), (358, 42620), (716, 21310), (895, 17048), (1432, 10655), (1790, 8524), (2131, 7160), (3580, 4262)]