20162211620

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2888569}}^1$

素因数の和:2888927

約数の個数: 24

約数和(自身を含む): 42461979000

約数和(自身を除く): 22299767380

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 2888569, 5777138, 11554276, 14442845, 28885690, 57771380, 1008110581, 2016221162, 4032442324, 5040552905, 10081105810, 20162211620]

約数ペア:

[(1, 20162211620), (2, 10081105810), (4, 5040552905), (5, 4032442324), (10, 2016221162), (20, 1008110581), (349, 57771380), (698, 28885690), (1396, 14442845), (1745, 11554276), (3490, 5777138), (6980, 2888569)]