80547940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{366127}}^1$

素因数の和:366147

約数の個数: 24

約数和(自身を含む): 184528512

約数和(自身を除く): 103980572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 366127, 732254, 1464508, 1830635, 3661270, 4027397, 7322540, 8054794, 16109588, 20136985, 40273970, 80547940]

約数ペア:

[(1, 80547940), (2, 40273970), (4, 20136985), (5, 16109588), (10, 8054794), (11, 7322540), (20, 4027397), (22, 3661270), (44, 1830635), (55, 1464508), (110, 732254), (220, 366127)]