2021839360

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18367}}^1$

素因数の和:18433

約数の個数: 80

約数和(自身を含む): 4960682496

約数和(自身を除く): 2938843136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 512, 640, 688, 860, 1280, 1376, 1720, 2560, 2752, 3440, 5504, 6880, 11008, 13760, 18367, 22016, 27520, 36734, 55040, 73468, 91835, 110080, 146936, 183670, 293872, 367340, 587744, 734680, 789781, 1175488, 1469360, 1579562, 2350976, 2938720, 3159124, 3948905, 4701952, 5877440, 6318248, 7897810, 9403904, 11754880, 12636496, 15795620, 23509760, 25272992, 31591240, 47019520, 50545984, 63182480, 101091968, 126364960, 202183936, 252729920, 404367872, 505459840, 1010919680, 2021839360]

約数ペア:

[(1, 2021839360), (2, 1010919680), (4, 505459840), (5, 404367872), (8, 252729920), (10, 202183936), (16, 126364960), (20, 101091968), (32, 63182480), (40, 50545984), (43, 47019520), (64, 31591240), (80, 25272992), (86, 23509760), (128, 15795620), (160, 12636496), (172, 11754880), (215, 9403904), (256, 7897810), (320, 6318248), (344, 5877440), (430, 4701952), (512, 3948905), (640, 3159124), (688, 2938720), (860, 2350976), (1280, 1579562), (1376, 1469360), (1720, 1175488), (2560, 789781), (2752, 734680), (3440, 587744), (5504, 367340), (6880, 293872), (11008, 183670), (13760, 146936), (18367, 110080), (22016, 91835), (27520, 73468), (36734, 55040)]