8461480

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 19152000

約数和(自身を除く): 10690520

約数列:

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

約数ペア:

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