5780920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3361}}^1$

素因数の和:3415

約数の個数: 32

約数和(自身を含む): 13313520

約数和(自身を除く): 7532600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3361, 6722, 13444, 16805, 26888, 33610, 67220, 134440, 144523, 289046, 578092, 722615, 1156184, 1445230, 2890460, 5780920]

約数ペア:

[(1, 5780920), (2, 2890460), (4, 1445230), (5, 1156184), (8, 722615), (10, 578092), (20, 289046), (40, 144523), (43, 134440), (86, 67220), (172, 33610), (215, 26888), (344, 16805), (430, 13444), (860, 6722), (1720, 3361)]