16810960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 42425856

約数和(自身を除く): 25614896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 263, 272, 340, 376, 470, 526, 680, 752, 799, 940, 1052, 1315, 1360, 1598, 1880, 2104, 2630, 3196, 3760, 3995, 4208, 4471, 5260, 6392, 7990, 8942, 10520, 12361, 12784, 15980, 17884, 21040, 22355, 24722, 31960, 35768, 44710, 49444, 61805, 63920, 71536, 89420, 98888, 123610, 178840, 197776, 210137, 247220, 357680, 420274, 494440, 840548, 988880, 1050685, 1681096, 2101370, 3362192, 4202740, 8405480, 16810960]

約数ペア:

[(1, 16810960), (2, 8405480), (4, 4202740), (5, 3362192), (8, 2101370), (10, 1681096), (16, 1050685), (17, 988880), (20, 840548), (34, 494440), (40, 420274), (47, 357680), (68, 247220), (80, 210137), (85, 197776), (94, 178840), (136, 123610), (170, 98888), (188, 89420), (235, 71536), (263, 63920), (272, 61805), (340, 49444), (376, 44710), (470, 35768), (526, 31960), (680, 24722), (752, 22355), (799, 21040), (940, 17884), (1052, 15980), (1315, 12784), (1360, 12361), (1598, 10520), (1880, 8942), (2104, 7990), (2630, 6392), (3196, 5260), (3760, 4471), (3995, 4208)]