8940820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63863}}^1$

素因数の和:63879

約数の個数: 24

約数和(自身を含む): 21458304

約数和(自身を除く): 12517484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63863, 127726, 255452, 319315, 447041, 638630, 894082, 1277260, 1788164, 2235205, 4470410, 8940820]

約数ペア:

[(1, 8940820), (2, 4470410), (4, 2235205), (5, 1788164), (7, 1277260), (10, 894082), (14, 638630), (20, 447041), (28, 319315), (35, 255452), (70, 127726), (140, 63863)]