2560778872

素因数分解:

$2^3\times {\mathrm{9803}}^1\times {\mathrm{32653}}^1$

素因数の和:42462

約数の個数: 16

約数和(自身を含む): 4802097240

約数和(自身を除く): 2241318368

約数列:

[1, 2, 4, 8, 9803, 19606, 32653, 39212, 65306, 78424, 130612, 261224, 320097359, 640194718, 1280389436, 2560778872]

約数ペア:

[(1, 2560778872), (2, 1280389436), (4, 640194718), (8, 320097359), (9803, 261224), (19606, 130612), (32653, 78424), (39212, 65306)]