1720221190

素因数分解:

$2^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{193937}}^1$

素因数の和:194831

約数の個数: 16

約数和(自身を含む): 3099904992

約数和(自身を除く): 1379683802

約数列:

[1, 2, 5, 10, 887, 1774, 4435, 8870, 193937, 387874, 969685, 1939370, 172022119, 344044238, 860110595, 1720221190]

約数ペア:

[(1, 1720221190), (2, 860110595), (5, 344044238), (10, 172022119), (887, 1939370), (1774, 969685), (4435, 387874), (8870, 193937)]