31372020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{174289}}^1$

素因数の和:174304

約数の個数: 36

約数和(自身を含む): 95162340

約数和(自身を除く): 63790320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 174289, 348578, 522867, 697156, 871445, 1045734, 1568601, 1742890, 2091468, 2614335, 3137202, 3485780, 5228670, 6274404, 7843005, 10457340, 15686010, 31372020]

約数ペア:

[(1, 31372020), (2, 15686010), (3, 10457340), (4, 7843005), (5, 6274404), (6, 5228670), (9, 3485780), (10, 3137202), (12, 2614335), (15, 2091468), (18, 1742890), (20, 1568601), (30, 1045734), (36, 871445), (45, 697156), (60, 522867), (90, 348578), (180, 174289)]