19117120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5431}}^1$

素因数の和:5459

約数の個数: 56

約数和(自身を含む): 49670208

約数和(自身を除く): 30553088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5431, 10862, 21724, 27155, 43448, 54310, 59741, 86896, 108620, 119482, 173792, 217240, 238964, 298705, 347584, 434480, 477928, 597410, 868960, 955856, 1194820, 1737920, 1911712, 2389640, 3823424, 4779280, 9558560, 19117120]

約数ペア:

[(1, 19117120), (2, 9558560), (4, 4779280), (5, 3823424), (8, 2389640), (10, 1911712), (11, 1737920), (16, 1194820), (20, 955856), (22, 868960), (32, 597410), (40, 477928), (44, 434480), (55, 347584), (64, 298705), (80, 238964), (88, 217240), (110, 173792), (160, 119482), (176, 108620), (220, 86896), (320, 59741), (352, 54310), (440, 43448), (704, 27155), (880, 21724), (1760, 10862), (3520, 5431)]