8757040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 22177152

約数和(自身を除く): 13420112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 137, 170, 188, 235, 272, 274, 340, 376, 470, 548, 680, 685, 752, 799, 940, 1096, 1360, 1370, 1598, 1880, 2192, 2329, 2740, 3196, 3760, 3995, 4658, 5480, 6392, 6439, 7990, 9316, 10960, 11645, 12784, 12878, 15980, 18632, 23290, 25756, 31960, 32195, 37264, 46580, 51512, 63920, 64390, 93160, 103024, 109463, 128780, 186320, 218926, 257560, 437852, 515120, 547315, 875704, 1094630, 1751408, 2189260, 4378520, 8757040]

約数ペア:

[(1, 8757040), (2, 4378520), (4, 2189260), (5, 1751408), (8, 1094630), (10, 875704), (16, 547315), (17, 515120), (20, 437852), (34, 257560), (40, 218926), (47, 186320), (68, 128780), (80, 109463), (85, 103024), (94, 93160), (136, 64390), (137, 63920), (170, 51512), (188, 46580), (235, 37264), (272, 32195), (274, 31960), (340, 25756), (376, 23290), (470, 18632), (548, 15980), (680, 12878), (685, 12784), (752, 11645), (799, 10960), (940, 9316), (1096, 7990), (1360, 6439), (1370, 6392), (1598, 5480), (1880, 4658), (2192, 3995), (2329, 3760), (2740, 3196)]