16325960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 26010040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 293, 398, 586, 796, 995, 1172, 1393, 1465, 1592, 1990, 2051, 2344, 2786, 2930, 3980, 4102, 5572, 5860, 6965, 7960, 8204, 10255, 11144, 11720, 13930, 16408, 20510, 27860, 41020, 55720, 58307, 82040, 116614, 233228, 291535, 408149, 466456, 583070, 816298, 1166140, 1632596, 2040745, 2332280, 3265192, 4081490, 8162980, 16325960]

約数ペア:

[(1, 16325960), (2, 8162980), (4, 4081490), (5, 3265192), (7, 2332280), (8, 2040745), (10, 1632596), (14, 1166140), (20, 816298), (28, 583070), (35, 466456), (40, 408149), (56, 291535), (70, 233228), (140, 116614), (199, 82040), (280, 58307), (293, 55720), (398, 41020), (586, 27860), (796, 20510), (995, 16408), (1172, 13930), (1393, 11720), (1465, 11144), (1592, 10255), (1990, 8204), (2051, 7960), (2344, 6965), (2786, 5860), (2930, 5572), (3980, 4102)]