4054040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 9337680

約数和(自身を除く): 5283640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2357, 4714, 9428, 11785, 18856, 23570, 47140, 94280, 101351, 202702, 405404, 506755, 810808, 1013510, 2027020, 4054040]

約数ペア:

[(1, 4054040), (2, 2027020), (4, 1013510), (5, 810808), (8, 506755), (10, 405404), (20, 202702), (40, 101351), (43, 94280), (86, 47140), (172, 23570), (215, 18856), (344, 11785), (430, 9428), (860, 4714), (1720, 2357)]