8373920

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 19958400

約数和(自身を除く): 11584480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 263, 398, 526, 796, 995, 1052, 1315, 1592, 1990, 2104, 2630, 3184, 3980, 4208, 5260, 6368, 7960, 8416, 10520, 15920, 21040, 31840, 42080, 52337, 104674, 209348, 261685, 418696, 523370, 837392, 1046740, 1674784, 2093480, 4186960, 8373920]

約数ペア:

[(1, 8373920), (2, 4186960), (4, 2093480), (5, 1674784), (8, 1046740), (10, 837392), (16, 523370), (20, 418696), (32, 261685), (40, 209348), (80, 104674), (160, 52337), (199, 42080), (263, 31840), (398, 21040), (526, 15920), (796, 10520), (995, 8416), (1052, 7960), (1315, 6368), (1592, 5260), (1990, 4208), (2104, 3980), (2630, 3184)]