8484280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 22069440

約数和(自身を除く): 13585160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 193, 280, 314, 386, 628, 772, 785, 965, 1099, 1256, 1351, 1544, 1570, 1930, 2198, 2702, 3140, 3860, 4396, 5404, 5495, 6280, 6755, 7720, 8792, 10808, 10990, 13510, 21980, 27020, 30301, 43960, 54040, 60602, 121204, 151505, 212107, 242408, 303010, 424214, 606020, 848428, 1060535, 1212040, 1696856, 2121070, 4242140, 8484280]

約数ペア:

[(1, 8484280), (2, 4242140), (4, 2121070), (5, 1696856), (7, 1212040), (8, 1060535), (10, 848428), (14, 606020), (20, 424214), (28, 303010), (35, 242408), (40, 212107), (56, 151505), (70, 121204), (140, 60602), (157, 54040), (193, 43960), (280, 30301), (314, 27020), (386, 21980), (628, 13510), (772, 10990), (785, 10808), (965, 8792), (1099, 7720), (1256, 6755), (1351, 6280), (1544, 5495), (1570, 5404), (1930, 4396), (2198, 3860), (2702, 3140)]