2119040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:80

約数の個数: 128

約数和(自身を含む): 6462720

約数和(自身を除く): 4343680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 43, 44, 55, 56, 64, 70, 77, 80, 86, 88, 110, 112, 128, 140, 154, 160, 172, 176, 215, 220, 224, 280, 301, 308, 320, 344, 352, 385, 430, 440, 448, 473, 560, 602, 616, 640, 688, 704, 770, 860, 880, 896, 946, 1120, 1204, 1232, 1376, 1408, 1505, 1540, 1720, 1760, 1892, 2240, 2365, 2408, 2464, 2752, 3010, 3080, 3311, 3440, 3520, 3784, 4480, 4730, 4816, 4928, 5504, 6020, 6160, 6622, 6880, 7040, 7568, 9460, 9632, 9856, 12040, 12320, 13244, 13760, 15136, 16555, 18920, 19264, 24080, 24640, 26488, 27520, 30272, 33110, 37840, 38528, 48160, 49280, 52976, 60544, 66220, 75680, 96320, 105952, 132440, 151360, 192640, 211904, 264880, 302720, 423808, 529760, 1059520, 2119040]

約数ペア:

[(1, 2119040), (2, 1059520), (4, 529760), (5, 423808), (7, 302720), (8, 264880), (10, 211904), (11, 192640), (14, 151360), (16, 132440), (20, 105952), (22, 96320), (28, 75680), (32, 66220), (35, 60544), (40, 52976), (43, 49280), (44, 48160), (55, 38528), (56, 37840), (64, 33110), (70, 30272), (77, 27520), (80, 26488), (86, 24640), (88, 24080), (110, 19264), (112, 18920), (128, 16555), (140, 15136), (154, 13760), (160, 13244), (172, 12320), (176, 12040), (215, 9856), (220, 9632), (224, 9460), (280, 7568), (301, 7040), (308, 6880), (320, 6622), (344, 6160), (352, 6020), (385, 5504), (430, 4928), (440, 4816), (448, 4730), (473, 4480), (560, 3784), (602, 3520), (616, 3440), (640, 3311), (688, 3080), (704, 3010), (770, 2752), (860, 2464), (880, 2408), (896, 2365), (946, 2240), (1120, 1892), (1204, 1760), (1232, 1720), (1376, 1540), (1408, 1505)]