13564040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 35199360

約数和(自身を除く): 21635320

約数列:

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

約数ペア:

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