2080774520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4729033}}^1$

素因数の和:4729055

約数の個数: 32

約数和(自身を含む): 5107356720

約数和(自身を除く): 3026582200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4729033, 9458066, 18916132, 23645165, 37832264, 47290330, 52019363, 94580660, 104038726, 189161320, 208077452, 260096815, 416154904, 520193630, 1040387260, 2080774520]

約数ペア:

[(1, 2080774520), (2, 1040387260), (4, 520193630), (5, 416154904), (8, 260096815), (10, 208077452), (11, 189161320), (20, 104038726), (22, 94580660), (40, 52019363), (44, 47290330), (55, 37832264), (88, 23645165), (110, 18916132), (220, 9458066), (440, 4729033)]