20168580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336143}}^1$

素因数の和:336155

約数の個数: 24

約数和(自身を含む): 56472192

約数和(自身を除く): 36303612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336143, 672286, 1008429, 1344572, 1680715, 2016858, 3361430, 4033716, 5042145, 6722860, 10084290, 20168580]

約数ペア:

[(1, 20168580), (2, 10084290), (3, 6722860), (4, 5042145), (5, 4033716), (6, 3361430), (10, 2016858), (12, 1680715), (15, 1344572), (20, 1008429), (30, 672286), (60, 336143)]