11568280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2111}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 26231040

約数和(自身を除く): 14662760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2111, 2740, 4222, 5480, 8444, 10555, 16888, 21110, 42220, 84440, 289207, 578414, 1156828, 1446035, 2313656, 2892070, 5784140, 11568280]

約数ペア:

[(1, 11568280), (2, 5784140), (4, 2892070), (5, 2313656), (8, 1446035), (10, 1156828), (20, 578414), (40, 289207), (137, 84440), (274, 42220), (548, 21110), (685, 16888), (1096, 10555), (1370, 8444), (2111, 5480), (2740, 4222)]