12422020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47777}}^1$

素因数の和:47799

約数の個数: 24

約数和(自身を含む): 28093464

約数和(自身を除く): 15671444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47777, 95554, 191108, 238885, 477770, 621101, 955540, 1242202, 2484404, 3105505, 6211010, 12422020]

約数ペア:

[(1, 12422020), (2, 6211010), (4, 3105505), (5, 2484404), (10, 1242202), (13, 955540), (20, 621101), (26, 477770), (52, 238885), (65, 191108), (130, 95554), (260, 47777)]