2016202640

素因数分解:

$2^4\times 5^1\times {\mathrm{25202533}}^1$

素因数の和:25202546

約数の個数: 20

約数和(自身を含む): 4687671324

約数和(自身を除く): 2671468684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25202533, 50405066, 100810132, 126012665, 201620264, 252025330, 403240528, 504050660, 1008101320, 2016202640]

約数ペア:

[(1, 2016202640), (2, 1008101320), (4, 504050660), (5, 403240528), (8, 252025330), (10, 201620264), (16, 126012665), (20, 100810132), (40, 50405066), (80, 25202533)]