12392020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13183}}^1$

素因数の和:13239

約数の個数: 24

約数和(自身を含む): 26578944

約数和(自身を除く): 14186924

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 13183, 26366, 52732, 65915, 131830, 263660, 619601, 1239202, 2478404, 3098005, 6196010, 12392020]

約数ペア:

[(1, 12392020), (2, 6196010), (4, 3098005), (5, 2478404), (10, 1239202), (20, 619601), (47, 263660), (94, 131830), (188, 65915), (235, 52732), (470, 26366), (940, 13183)]