1254338740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{69763}}^1$

素因数の和:69832

約数の個数: 48

約数和(自身を含む): 2812884480

約数和(自身を除く): 1558545740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 17980, 69763, 139526, 279052, 348815, 697630, 1395260, 2023127, 2162653, 4046254, 4325306, 8092508, 8650612, 10115635, 10813265, 20231270, 21626530, 40462540, 43253060, 62716937, 125433874, 250867748, 313584685, 627169370, 1254338740]

約数ペア:

[(1, 1254338740), (2, 627169370), (4, 313584685), (5, 250867748), (10, 125433874), (20, 62716937), (29, 43253060), (31, 40462540), (58, 21626530), (62, 20231270), (116, 10813265), (124, 10115635), (145, 8650612), (155, 8092508), (290, 4325306), (310, 4046254), (580, 2162653), (620, 2023127), (899, 1395260), (1798, 697630), (3596, 348815), (4495, 279052), (8990, 139526), (17980, 69763)]