19180700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 53996544

約数和(自身を除く): 34815844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 47, 50, 53, 55, 70, 77, 94, 100, 106, 110, 140, 154, 175, 188, 212, 220, 235, 265, 275, 308, 329, 350, 371, 385, 470, 517, 530, 550, 583, 658, 700, 742, 770, 940, 1034, 1060, 1100, 1166, 1175, 1316, 1325, 1484, 1540, 1645, 1855, 1925, 2068, 2332, 2350, 2491, 2585, 2650, 2915, 3290, 3619, 3710, 3850, 4081, 4700, 4982, 5170, 5300, 5830, 6580, 7238, 7420, 7700, 8162, 8225, 9275, 9964, 10340, 11660, 12455, 12925, 14476, 14575, 16324, 16450, 17437, 18095, 18550, 20405, 24910, 25850, 27401, 29150, 32900, 34874, 36190, 37100, 40810, 49820, 51700, 54802, 58300, 62275, 69748, 72380, 81620, 87185, 90475, 102025, 109604, 124550, 137005, 174370, 180950, 191807, 204050, 249100, 274010, 348740, 361900, 383614, 408100, 435925, 548020, 685025, 767228, 871850, 959035, 1370050, 1743700, 1918070, 2740100, 3836140, 4795175, 9590350, 19180700]

約数ペア:

[(1, 19180700), (2, 9590350), (4, 4795175), (5, 3836140), (7, 2740100), (10, 1918070), (11, 1743700), (14, 1370050), (20, 959035), (22, 871850), (25, 767228), (28, 685025), (35, 548020), (44, 435925), (47, 408100), (50, 383614), (53, 361900), (55, 348740), (70, 274010), (77, 249100), (94, 204050), (100, 191807), (106, 180950), (110, 174370), (140, 137005), (154, 124550), (175, 109604), (188, 102025), (212, 90475), (220, 87185), (235, 81620), (265, 72380), (275, 69748), (308, 62275), (329, 58300), (350, 54802), (371, 51700), (385, 49820), (470, 40810), (517, 37100), (530, 36190), (550, 34874), (583, 32900), (658, 29150), (700, 27401), (742, 25850), (770, 24910), (940, 20405), (1034, 18550), (1060, 18095), (1100, 17437), (1166, 16450), (1175, 16324), (1316, 14575), (1325, 14476), (1484, 12925), (1540, 12455), (1645, 11660), (1855, 10340), (1925, 9964), (2068, 9275), (2332, 8225), (2350, 8162), (2491, 7700), (2585, 7420), (2650, 7238), (2915, 6580), (3290, 5830), (3619, 5300), (3710, 5170), (3850, 4982), (4081, 4700)]