20010660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{929}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 36235740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 929, 1077, 1436, 1795, 1858, 2154, 2787, 3590, 3716, 4308, 4645, 5385, 5574, 7180, 9290, 10770, 11148, 13935, 18580, 21540, 27870, 55740, 333511, 667022, 1000533, 1334044, 1667555, 2001066, 3335110, 4002132, 5002665, 6670220, 10005330, 20010660]

約数ペア:

[(1, 20010660), (2, 10005330), (3, 6670220), (4, 5002665), (5, 4002132), (6, 3335110), (10, 2001066), (12, 1667555), (15, 1334044), (20, 1000533), (30, 667022), (60, 333511), (359, 55740), (718, 27870), (929, 21540), (1077, 18580), (1436, 13935), (1795, 11148), (1858, 10770), (2154, 9290), (2787, 7180), (3590, 5574), (3716, 5385), (4308, 4645)]