12568040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7307}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 28939680

約数和(自身を除く): 16371640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 7307, 14614, 29228, 36535, 58456, 73070, 146140, 292280, 314201, 628402, 1256804, 1571005, 2513608, 3142010, 6284020, 12568040]

約数ペア:

[(1, 12568040), (2, 6284020), (4, 3142010), (5, 2513608), (8, 1571005), (10, 1256804), (20, 628402), (40, 314201), (43, 292280), (86, 146140), (172, 73070), (215, 58456), (344, 36535), (430, 29228), (860, 14614), (1720, 7307)]