9506440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5527}}^1$

素因数の和:5581

約数の個数: 32

約数和(自身を含む): 21890880

約数和(自身を除く): 12384440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5527, 11054, 22108, 27635, 44216, 55270, 110540, 221080, 237661, 475322, 950644, 1188305, 1901288, 2376610, 4753220, 9506440]

約数ペア:

[(1, 9506440), (2, 4753220), (4, 2376610), (5, 1901288), (8, 1188305), (10, 950644), (20, 475322), (40, 237661), (43, 221080), (86, 110540), (172, 55270), (215, 44216), (344, 27635), (430, 22108), (860, 11054), (1720, 5527)]