20140318420

素因数分解:

$2^2\times 5^1\times {\mathrm{1007015921}}^1$

素因数の和:1007015930

約数の個数: 12

約数和(自身を含む): 42294668724

約数和(自身を除く): 22154350304

約数列:

[1, 2, 4, 5, 10, 20, 1007015921, 2014031842, 4028063684, 5035079605, 10070159210, 20140318420]

約数ペア:

[(1, 20140318420), (2, 10070159210), (4, 5035079605), (5, 4028063684), (10, 2014031842), (20, 1007015921)]