788440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 1853280

約数和(自身を除く): 1064840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 857, 920, 1714, 3428, 4285, 6856, 8570, 17140, 19711, 34280, 39422, 78844, 98555, 157688, 197110, 394220, 788440]

約数ペア:

[(1, 788440), (2, 394220), (4, 197110), (5, 157688), (8, 98555), (10, 78844), (20, 39422), (23, 34280), (40, 19711), (46, 17140), (92, 8570), (115, 6856), (184, 4285), (230, 3428), (460, 1714), (857, 920)]