12667340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90481}}^1$

素因数の和:90497

約数の個数: 24

約数和(自身を含む): 30401952

約数和(自身を除く): 17734612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90481, 180962, 361924, 452405, 633367, 904810, 1266734, 1809620, 2533468, 3166835, 6333670, 12667340]

約数ペア:

[(1, 12667340), (2, 6333670), (4, 3166835), (5, 2533468), (7, 1809620), (10, 1266734), (14, 904810), (20, 633367), (28, 452405), (35, 361924), (70, 180962), (140, 90481)]