8727440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{859}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 20474880

約数和(自身を除く): 11747440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 859, 1016, 1270, 1718, 2032, 2540, 3436, 4295, 5080, 6872, 8590, 10160, 13744, 17180, 34360, 68720, 109093, 218186, 436372, 545465, 872744, 1090930, 1745488, 2181860, 4363720, 8727440]

約数ペア:

[(1, 8727440), (2, 4363720), (4, 2181860), (5, 1745488), (8, 1090930), (10, 872744), (16, 545465), (20, 436372), (40, 218186), (80, 109093), (127, 68720), (254, 34360), (508, 17180), (635, 13744), (859, 10160), (1016, 8590), (1270, 6872), (1718, 5080), (2032, 4295), (2540, 3436)]