2016207956080

素因数分解:

$2^4\times 5^1\times {\mathrm{25202599451}}^1$

素因数の和:25202599464

約数の個数: 20

約数和(自身を含む): 4687683498072

約数和(自身を除く): 2671475541992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25202599451, 50405198902, 100810397804, 126012997255, 201620795608, 252025994510, 403241591216, 504051989020, 1008103978040, 2016207956080]

約数ペア:

[(1, 2016207956080), (2, 1008103978040), (4, 504051989020), (5, 403241591216), (8, 252025994510), (10, 201620795608), (16, 126012997255), (20, 100810397804), (40, 50405198902), (80, 25202599451)]