2619424540

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{129803}}^1$

素因数の和:130821

約数の個数: 24

約数和(自身を含む): 5506285680

約数和(自身を除く): 2886861140

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 4036, 5045, 10090, 20180, 129803, 259606, 519212, 649015, 1298030, 2596060, 130971227, 261942454, 523884908, 654856135, 1309712270, 2619424540]

約数ペア:

[(1, 2619424540), (2, 1309712270), (4, 654856135), (5, 523884908), (10, 261942454), (20, 130971227), (1009, 2596060), (2018, 1298030), (4036, 649015), (5045, 519212), (10090, 259606), (20180, 129803)]