8947820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63913}}^1$

素因数の和:63929

約数の個数: 24

約数和(自身を含む): 21475104

約数和(自身を除く): 12527284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63913, 127826, 255652, 319565, 447391, 639130, 894782, 1278260, 1789564, 2236955, 4473910, 8947820]

約数ペア:

[(1, 8947820), (2, 4473910), (4, 2236955), (5, 1789564), (7, 1278260), (10, 894782), (14, 639130), (20, 447391), (28, 319565), (35, 255652), (70, 127826), (140, 63913)]