123440350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2179}}^1$

素因数の和:2305

約数の個数: 48

約数和(自身を含む): 253019520

約数和(自身を除く): 129579170

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 206, 275, 515, 550, 1030, 1133, 2179, 2266, 2575, 4358, 5150, 5665, 10895, 11330, 21790, 23969, 28325, 47938, 54475, 56650, 108950, 119845, 224437, 239690, 448874, 599225, 1122185, 1198450, 2244370, 2468807, 4937614, 5610925, 11221850, 12344035, 24688070, 61720175, 123440350]

約数ペア:

[(1, 123440350), (2, 61720175), (5, 24688070), (10, 12344035), (11, 11221850), (22, 5610925), (25, 4937614), (50, 2468807), (55, 2244370), (103, 1198450), (110, 1122185), (206, 599225), (275, 448874), (515, 239690), (550, 224437), (1030, 119845), (1133, 108950), (2179, 56650), (2266, 54475), (2575, 47938), (4358, 28325), (5150, 23969), (5665, 21790), (10895, 11330)]