1001489180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{365507}}^1$

素因数の和:365653

約数の個数: 24

約数和(自身を含む): 2118484368

約数和(自身を除く): 1116995188

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 365507, 731014, 1462028, 1827535, 3655070, 7310140, 50074459, 100148918, 200297836, 250372295, 500744590, 1001489180]

約数ペア:

[(1, 1001489180), (2, 500744590), (4, 250372295), (5, 200297836), (10, 100148918), (20, 50074459), (137, 7310140), (274, 3655070), (548, 1827535), (685, 1462028), (1370, 731014), (2740, 365507)]