4237720

素因数分解:

$2^3\times 5^1\times {\mathrm{105943}}^1$

素因数の和:105954

約数の個数: 16

約数和(自身を含む): 9534960

約数和(自身を除く): 5297240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 105943, 211886, 423772, 529715, 847544, 1059430, 2118860, 4237720]

約数ペア:

[(1, 4237720), (2, 2118860), (4, 1059430), (5, 847544), (8, 529715), (10, 423772), (20, 211886), (40, 105943)]