9545140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 22397760

約数和(自身を除く): 12852620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1009, 1892, 2018, 2365, 4036, 4730, 5045, 9460, 10090, 11099, 20180, 22198, 43387, 44396, 55495, 86774, 110990, 173548, 216935, 221980, 433870, 477257, 867740, 954514, 1909028, 2386285, 4772570, 9545140]

約数ペア:

[(1, 9545140), (2, 4772570), (4, 2386285), (5, 1909028), (10, 954514), (11, 867740), (20, 477257), (22, 433870), (43, 221980), (44, 216935), (55, 173548), (86, 110990), (110, 86774), (172, 55495), (215, 44396), (220, 43387), (430, 22198), (473, 20180), (860, 11099), (946, 10090), (1009, 9460), (1892, 5045), (2018, 4730), (2365, 4036)]