12513340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89381}}^1$

素因数の和:89397

約数の個数: 24

約数和(自身を含む): 30032352

約数和(自身を除く): 17519012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 89381, 178762, 357524, 446905, 625667, 893810, 1251334, 1787620, 2502668, 3128335, 6256670, 12513340]

約数ペア:

[(1, 12513340), (2, 6256670), (4, 3128335), (5, 2502668), (7, 1787620), (10, 1251334), (14, 893810), (20, 625667), (28, 446905), (35, 357524), (70, 178762), (140, 89381)]