228528080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{259691}}^1$

素因数の和:259715

約数の個数: 40

約数和(自身を含む): 579632544

約数和(自身を除く): 351104464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 259691, 519382, 1038764, 1298455, 2077528, 2596910, 2856601, 4155056, 5193820, 5713202, 10387640, 11426404, 14283005, 20775280, 22852808, 28566010, 45705616, 57132020, 114264040, 228528080]

約数ペア:

[(1, 228528080), (2, 114264040), (4, 57132020), (5, 45705616), (8, 28566010), (10, 22852808), (11, 20775280), (16, 14283005), (20, 11426404), (22, 10387640), (40, 5713202), (44, 5193820), (55, 4155056), (80, 2856601), (88, 2596910), (110, 2077528), (176, 1298455), (220, 1038764), (440, 519382), (880, 259691)]