214682020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1533443}}^1$

素因数の和:1533459

約数の個数: 24

約数和(自身を含む): 515237184

約数和(自身を除く): 300555164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1533443, 3066886, 6133772, 7667215, 10734101, 15334430, 21468202, 30668860, 42936404, 53670505, 107341010, 214682020]

約数ペア:

[(1, 214682020), (2, 107341010), (4, 53670505), (5, 42936404), (7, 30668860), (10, 21468202), (14, 15334430), (20, 10734101), (28, 7667215), (35, 6133772), (70, 3066886), (140, 1533443)]