16922960

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 39580800

約数和(自身を除く): 22657840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1063, 1592, 1990, 2126, 3184, 3980, 4252, 5315, 7960, 8504, 10630, 15920, 17008, 21260, 42520, 85040, 211537, 423074, 846148, 1057685, 1692296, 2115370, 3384592, 4230740, 8461480, 16922960]

約数ペア:

[(1, 16922960), (2, 8461480), (4, 4230740), (5, 3384592), (8, 2115370), (10, 1692296), (16, 1057685), (20, 846148), (40, 423074), (80, 211537), (199, 85040), (398, 42520), (796, 21260), (995, 17008), (1063, 15920), (1592, 10630), (1990, 8504), (2126, 7960), (3184, 5315), (3980, 4252)]