20144382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143888443}}^1$

素因数の和:143888459

約数の個数: 24

約数和(自身を含む): 48346517184

約数和(自身を除く): 28202135164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143888443, 287776886, 575553772, 719442215, 1007219101, 1438884430, 2014438202, 2877768860, 4028876404, 5036095505, 10072191010, 20144382020]

約数ペア:

[(1, 20144382020), (2, 10072191010), (4, 5036095505), (5, 4028876404), (7, 2877768860), (10, 2014438202), (14, 1438884430), (20, 1007219101), (28, 719442215), (35, 575553772), (70, 287776886), (140, 143888443)]