28240960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 112

約数和(自身を含む): 75053952

約数和(自身を除く): 46812992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 113, 142, 160, 176, 220, 226, 284, 320, 352, 355, 440, 452, 565, 568, 704, 710, 781, 880, 904, 1130, 1136, 1243, 1420, 1562, 1760, 1808, 2260, 2272, 2486, 2840, 3124, 3520, 3616, 3905, 4520, 4544, 4972, 5680, 6215, 6248, 7232, 7810, 8023, 9040, 9944, 11360, 12430, 12496, 15620, 16046, 18080, 19888, 22720, 24860, 24992, 31240, 32092, 36160, 39776, 40115, 49720, 49984, 62480, 64184, 79552, 80230, 88253, 99440, 124960, 128368, 160460, 176506, 198880, 249920, 256736, 320920, 353012, 397760, 441265, 513472, 641840, 706024, 882530, 1283680, 1412048, 1765060, 2567360, 2824096, 3530120, 5648192, 7060240, 14120480, 28240960]

約数ペア:

[(1, 28240960), (2, 14120480), (4, 7060240), (5, 5648192), (8, 3530120), (10, 2824096), (11, 2567360), (16, 1765060), (20, 1412048), (22, 1283680), (32, 882530), (40, 706024), (44, 641840), (55, 513472), (64, 441265), (71, 397760), (80, 353012), (88, 320920), (110, 256736), (113, 249920), (142, 198880), (160, 176506), (176, 160460), (220, 128368), (226, 124960), (284, 99440), (320, 88253), (352, 80230), (355, 79552), (440, 64184), (452, 62480), (565, 49984), (568, 49720), (704, 40115), (710, 39776), (781, 36160), (880, 32092), (904, 31240), (1130, 24992), (1136, 24860), (1243, 22720), (1420, 19888), (1562, 18080), (1760, 16046), (1808, 15620), (2260, 12496), (2272, 12430), (2486, 11360), (2840, 9944), (3124, 9040), (3520, 8023), (3616, 7810), (3905, 7232), (4520, 6248), (4544, 6215), (4972, 5680)]