8846440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2029}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 20097000

約数和(自身を除く): 11250560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2029, 2180, 4058, 4360, 8116, 10145, 16232, 20290, 40580, 81160, 221161, 442322, 884644, 1105805, 1769288, 2211610, 4423220, 8846440]

約数ペア:

[(1, 8846440), (2, 4423220), (4, 2211610), (5, 1769288), (8, 1105805), (10, 884644), (20, 442322), (40, 221161), (109, 81160), (218, 40580), (436, 20290), (545, 16232), (872, 10145), (1090, 8116), (2029, 4360), (2180, 4058)]