12242020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87443}}^1$

素因数の和:87459

約数の個数: 24

約数和(自身を含む): 29381184

約数和(自身を除く): 17139164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87443, 174886, 349772, 437215, 612101, 874430, 1224202, 1748860, 2448404, 3060505, 6121010, 12242020]

約数ペア:

[(1, 12242020), (2, 6121010), (4, 3060505), (5, 2448404), (7, 1748860), (10, 1224202), (14, 874430), (20, 612101), (28, 437215), (35, 349772), (70, 174886), (140, 87443)]