27128080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 72745344

約数和(自身を除く): 45617264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 251, 280, 386, 502, 560, 772, 965, 1004, 1255, 1351, 1544, 1757, 1930, 2008, 2510, 2702, 3088, 3514, 3860, 4016, 5020, 5404, 6755, 7028, 7720, 8785, 10040, 10808, 13510, 14056, 15440, 17570, 20080, 21616, 27020, 28112, 35140, 48443, 54040, 70280, 96886, 108080, 140560, 193772, 242215, 339101, 387544, 484430, 678202, 775088, 968860, 1356404, 1695505, 1937720, 2712808, 3391010, 3875440, 5425616, 6782020, 13564040, 27128080]

約数ペア:

[(1, 27128080), (2, 13564040), (4, 6782020), (5, 5425616), (7, 3875440), (8, 3391010), (10, 2712808), (14, 1937720), (16, 1695505), (20, 1356404), (28, 968860), (35, 775088), (40, 678202), (56, 484430), (70, 387544), (80, 339101), (112, 242215), (140, 193772), (193, 140560), (251, 108080), (280, 96886), (386, 70280), (502, 54040), (560, 48443), (772, 35140), (965, 28112), (1004, 27020), (1255, 21616), (1351, 20080), (1544, 17570), (1757, 15440), (1930, 14056), (2008, 13510), (2510, 10808), (2702, 10040), (3088, 8785), (3514, 7720), (3860, 7028), (4016, 6755), (5020, 5404)]