2089804940

素因数分解:

$2^2\times 5^1\times {\mathrm{104490247}}^1$

素因数の和:104490256

約数の個数: 12

約数和(自身を含む): 4388590416

約数和(自身を除く): 2298785476

約数列:

[1, 2, 4, 5, 10, 20, 104490247, 208980494, 417960988, 522451235, 1044902470, 2089804940]

約数ペア:

[(1, 2089804940), (2, 1044902470), (4, 522451235), (5, 417960988), (10, 208980494), (20, 104490247)]