15252020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108943}}^1$

素因数の和:108959

約数の個数: 24

約数和(自身を含む): 36605184

約数和(自身を除く): 21353164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108943, 217886, 435772, 544715, 762601, 1089430, 1525202, 2178860, 3050404, 3813005, 7626010, 15252020]

約数ペア:

[(1, 15252020), (2, 7626010), (4, 3813005), (5, 3050404), (7, 2178860), (10, 1525202), (14, 1089430), (20, 762601), (28, 544715), (35, 435772), (70, 217886), (140, 108943)]