56720764

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{199721}}^1$

素因数の和:199796

約数の個数: 12

約数和(自身を含む): 100659888

約数和(自身を除く): 43939124

約数列:

[1, 2, 4, 71, 142, 284, 199721, 399442, 798884, 14180191, 28360382, 56720764]

約数ペア:

[(1, 56720764), (2, 28360382), (4, 14180191), (71, 798884), (142, 399442), (284, 199721)]