7982480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 20784384

約数和(自身を除く): 12801904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 193, 220, 235, 376, 386, 440, 470, 517, 752, 772, 880, 940, 965, 1034, 1544, 1880, 1930, 2068, 2123, 2585, 3088, 3760, 3860, 4136, 4246, 5170, 7720, 8272, 8492, 9071, 10340, 10615, 15440, 16984, 18142, 20680, 21230, 33968, 36284, 41360, 42460, 45355, 72568, 84920, 90710, 99781, 145136, 169840, 181420, 199562, 362840, 399124, 498905, 725680, 798248, 997810, 1596496, 1995620, 3991240, 7982480]

約数ペア:

[(1, 7982480), (2, 3991240), (4, 1995620), (5, 1596496), (8, 997810), (10, 798248), (11, 725680), (16, 498905), (20, 399124), (22, 362840), (40, 199562), (44, 181420), (47, 169840), (55, 145136), (80, 99781), (88, 90710), (94, 84920), (110, 72568), (176, 45355), (188, 42460), (193, 41360), (220, 36284), (235, 33968), (376, 21230), (386, 20680), (440, 18142), (470, 16984), (517, 15440), (752, 10615), (772, 10340), (880, 9071), (940, 8492), (965, 8272), (1034, 7720), (1544, 5170), (1880, 4246), (1930, 4136), (2068, 3860), (2123, 3760), (2585, 3088)]