1220462540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5547557}}^1$

素因数の和:5547577

約数の個数: 24

約数和(自身を含む): 2795969232

約数和(自身を除く): 1575506692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5547557, 11095114, 22190228, 27737785, 55475570, 61023127, 110951140, 122046254, 244092508, 305115635, 610231270, 1220462540]

約数ペア:

[(1, 1220462540), (2, 610231270), (4, 305115635), (5, 244092508), (10, 122046254), (11, 110951140), (20, 61023127), (22, 55475570), (44, 27737785), (55, 22190228), (110, 11095114), (220, 5547557)]