247322740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{17491}}^1$

素因数の和:17608

約数の個数: 48

約数和(自身を含む): 599485824

約数和(自身を除く): 352163084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 17491, 34982, 69964, 87455, 122437, 174910, 244874, 349820, 489748, 612185, 1224370, 1766591, 2448740, 3533182, 7066364, 8832955, 12366137, 17665910, 24732274, 35331820, 49464548, 61830685, 123661370, 247322740]

約数ペア:

[(1, 247322740), (2, 123661370), (4, 61830685), (5, 49464548), (7, 35331820), (10, 24732274), (14, 17665910), (20, 12366137), (28, 8832955), (35, 7066364), (70, 3533182), (101, 2448740), (140, 1766591), (202, 1224370), (404, 612185), (505, 489748), (707, 349820), (1010, 244874), (1414, 174910), (2020, 122437), (2828, 87455), (3535, 69964), (7070, 34982), (14140, 17491)]