8970640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 24248448

約数和(自身を除く): 15277808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 193, 280, 332, 386, 415, 560, 581, 664, 772, 830, 965, 1162, 1328, 1351, 1544, 1660, 1930, 2324, 2702, 2905, 3088, 3320, 3860, 4648, 5404, 5810, 6640, 6755, 7720, 9296, 10808, 11620, 13510, 15440, 16019, 21616, 23240, 27020, 32038, 46480, 54040, 64076, 80095, 108080, 112133, 128152, 160190, 224266, 256304, 320380, 448532, 560665, 640760, 897064, 1121330, 1281520, 1794128, 2242660, 4485320, 8970640]

約数ペア:

[(1, 8970640), (2, 4485320), (4, 2242660), (5, 1794128), (7, 1281520), (8, 1121330), (10, 897064), (14, 640760), (16, 560665), (20, 448532), (28, 320380), (35, 256304), (40, 224266), (56, 160190), (70, 128152), (80, 112133), (83, 108080), (112, 80095), (140, 64076), (166, 54040), (193, 46480), (280, 32038), (332, 27020), (386, 23240), (415, 21616), (560, 16019), (581, 15440), (664, 13510), (772, 11620), (830, 10808), (965, 9296), (1162, 7720), (1328, 6755), (1351, 6640), (1544, 5810), (1660, 5404), (1930, 4648), (2324, 3860), (2702, 3320), (2905, 3088)]