20085940660

素因数分解:

$2^2\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{557633}}^1$

素因数の和:559443

約数の個数: 24

約数和(自身を含む): 42203971656

約数和(自身を除く): 22118030996

約数列:

[1, 2, 4, 5, 10, 20, 1801, 3602, 7204, 9005, 18010, 36020, 557633, 1115266, 2230532, 2788165, 5576330, 11152660, 1004297033, 2008594066, 4017188132, 5021485165, 10042970330, 20085940660]

約数ペア:

[(1, 20085940660), (2, 10042970330), (4, 5021485165), (5, 4017188132), (10, 2008594066), (20, 1004297033), (1801, 11152660), (3602, 5576330), (7204, 2788165), (9005, 2230532), (18010, 1115266), (36020, 557633)]