20121696020

素因数分解:

$2^2\times 5^1\times {\mathrm{1006084801}}^1$

素因数の和:1006084810

約数の個数: 12

約数和(自身を含む): 42255561684

約数和(自身を除く): 22133865664

約数列:

[1, 2, 4, 5, 10, 20, 1006084801, 2012169602, 4024339204, 5030424005, 10060848010, 20121696020]

約数ペア:

[(1, 20121696020), (2, 10060848010), (4, 5030424005), (5, 4024339204), (10, 2012169602), (20, 1006084801)]