1920740

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 4068792

約数和(自身を除く): 2148052

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 701, 1370, 1402, 2740, 2804, 3505, 7010, 14020, 96037, 192074, 384148, 480185, 960370, 1920740]

約数ペア:

[(1, 1920740), (2, 960370), (4, 480185), (5, 384148), (10, 192074), (20, 96037), (137, 14020), (274, 7010), (548, 3505), (685, 2804), (701, 2740), (1370, 1402)]