124382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{888443}}^1$

素因数の和:888459

約数の個数: 24

約数和(自身を含む): 298517184

約数和(自身を除く): 174135164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 888443, 1776886, 3553772, 4442215, 6219101, 8884430, 12438202, 17768860, 24876404, 31095505, 62191010, 124382020]

約数ペア:

[(1, 124382020), (2, 62191010), (4, 31095505), (5, 24876404), (7, 17768860), (10, 12438202), (14, 8884430), (20, 6219101), (28, 4442215), (35, 3553772), (70, 1776886), (140, 888443)]