4779280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5431}}^1$

素因数の和:5455

約数の個数: 40

約数和(自身を含む): 12124224

約数和(自身を除く): 7344944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5431, 10862, 21724, 27155, 43448, 54310, 59741, 86896, 108620, 119482, 217240, 238964, 298705, 434480, 477928, 597410, 955856, 1194820, 2389640, 4779280]

約数ペア:

[(1, 4779280), (2, 2389640), (4, 1194820), (5, 955856), (8, 597410), (10, 477928), (11, 434480), (16, 298705), (20, 238964), (22, 217240), (40, 119482), (44, 108620), (55, 86896), (80, 59741), (88, 54310), (110, 43448), (176, 27155), (220, 21724), (440, 10862), (880, 5431)]