8559440

素因数分解:

$2^4\times 5^1\times {\mathrm{106993}}^1$

素因数の和:107006

約数の個数: 20

約数和(自身を含む): 19900884

約数和(自身を除く): 11341444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106993, 213986, 427972, 534965, 855944, 1069930, 1711888, 2139860, 4279720, 8559440]

約数ペア:

[(1, 8559440), (2, 4279720), (4, 2139860), (5, 1711888), (8, 1069930), (10, 855944), (16, 534965), (20, 427972), (40, 213986), (80, 106993)]