19735980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1759}}^1$

素因数の和:1799

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 44130900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 330, 340, 374, 510, 561, 660, 748, 935, 1020, 1122, 1759, 1870, 2244, 2805, 3518, 3740, 5277, 5610, 7036, 8795, 10554, 11220, 17590, 19349, 21108, 26385, 29903, 35180, 38698, 52770, 58047, 59806, 77396, 89709, 96745, 105540, 116094, 119612, 149515, 179418, 193490, 232188, 290235, 299030, 328933, 358836, 386980, 448545, 580470, 598060, 657866, 897090, 986799, 1160940, 1315732, 1644665, 1794180, 1973598, 3289330, 3947196, 4933995, 6578660, 9867990, 19735980]

約数ペア:

[(1, 19735980), (2, 9867990), (3, 6578660), (4, 4933995), (5, 3947196), (6, 3289330), (10, 1973598), (11, 1794180), (12, 1644665), (15, 1315732), (17, 1160940), (20, 986799), (22, 897090), (30, 657866), (33, 598060), (34, 580470), (44, 448545), (51, 386980), (55, 358836), (60, 328933), (66, 299030), (68, 290235), (85, 232188), (102, 193490), (110, 179418), (132, 149515), (165, 119612), (170, 116094), (187, 105540), (204, 96745), (220, 89709), (255, 77396), (330, 59806), (340, 58047), (374, 52770), (510, 38698), (561, 35180), (660, 29903), (748, 26385), (935, 21108), (1020, 19349), (1122, 17590), (1759, 11220), (1870, 10554), (2244, 8795), (2805, 7036), (3518, 5610), (3740, 5277)]