26779280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30431}}^1$

素因数の和:30455

約数の個数: 40

約数和(自身を含む): 67924224

約数和(自身を除く): 41144944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 30431, 60862, 121724, 152155, 243448, 304310, 334741, 486896, 608620, 669482, 1217240, 1338964, 1673705, 2434480, 2677928, 3347410, 5355856, 6694820, 13389640, 26779280]

約数ペア:

[(1, 26779280), (2, 13389640), (4, 6694820), (5, 5355856), (8, 3347410), (10, 2677928), (11, 2434480), (16, 1673705), (20, 1338964), (22, 1217240), (40, 669482), (44, 608620), (55, 486896), (80, 334741), (88, 304310), (110, 243448), (176, 152155), (220, 121724), (440, 60862), (880, 30431)]