16007720

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2549}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 36261000

約数和(自身を除く): 20253280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2549, 3140, 5098, 6280, 10196, 12745, 20392, 25490, 50980, 101960, 400193, 800386, 1600772, 2000965, 3201544, 4001930, 8003860, 16007720]

約数ペア:

[(1, 16007720), (2, 8003860), (4, 4001930), (5, 3201544), (8, 2000965), (10, 1600772), (20, 800386), (40, 400193), (157, 101960), (314, 50980), (628, 25490), (785, 20392), (1256, 12745), (1570, 10196), (2549, 6280), (3140, 5098)]