2186800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 6642432

約数和(自身を除く): 4455632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 71, 77, 80, 88, 100, 110, 112, 140, 142, 154, 175, 176, 200, 220, 275, 280, 284, 308, 350, 355, 385, 400, 440, 497, 550, 560, 568, 616, 700, 710, 770, 781, 880, 994, 1100, 1136, 1232, 1400, 1420, 1540, 1562, 1775, 1925, 1988, 2200, 2485, 2800, 2840, 3080, 3124, 3550, 3850, 3905, 3976, 4400, 4970, 5467, 5680, 6160, 6248, 7100, 7700, 7810, 7952, 9940, 10934, 12425, 12496, 14200, 15400, 15620, 19525, 19880, 21868, 24850, 27335, 28400, 30800, 31240, 39050, 39760, 43736, 49700, 54670, 62480, 78100, 87472, 99400, 109340, 136675, 156200, 198800, 218680, 273350, 312400, 437360, 546700, 1093400, 2186800]

約数ペア:

[(1, 2186800), (2, 1093400), (4, 546700), (5, 437360), (7, 312400), (8, 273350), (10, 218680), (11, 198800), (14, 156200), (16, 136675), (20, 109340), (22, 99400), (25, 87472), (28, 78100), (35, 62480), (40, 54670), (44, 49700), (50, 43736), (55, 39760), (56, 39050), (70, 31240), (71, 30800), (77, 28400), (80, 27335), (88, 24850), (100, 21868), (110, 19880), (112, 19525), (140, 15620), (142, 15400), (154, 14200), (175, 12496), (176, 12425), (200, 10934), (220, 9940), (275, 7952), (280, 7810), (284, 7700), (308, 7100), (350, 6248), (355, 6160), (385, 5680), (400, 5467), (440, 4970), (497, 4400), (550, 3976), (560, 3905), (568, 3850), (616, 3550), (700, 3124), (710, 3080), (770, 2840), (781, 2800), (880, 2485), (994, 2200), (1100, 1988), (1136, 1925), (1232, 1775), (1400, 1562), (1420, 1540)]