665940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 2036160

約数和(自身を除く): 1370220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1009, 2018, 3027, 4036, 5045, 6054, 10090, 11099, 12108, 15135, 20180, 22198, 30270, 33297, 44396, 55495, 60540, 66594, 110990, 133188, 166485, 221980, 332970, 665940]

約数ペア:

[(1, 665940), (2, 332970), (3, 221980), (4, 166485), (5, 133188), (6, 110990), (10, 66594), (11, 60540), (12, 55495), (15, 44396), (20, 33297), (22, 30270), (30, 22198), (33, 20180), (44, 15135), (55, 12108), (60, 11099), (66, 10090), (110, 6054), (132, 5045), (165, 4036), (220, 3027), (330, 2018), (660, 1009)]