2017295440

素因数分解:

$2^4\times 5^1\times {\mathrm{25216193}}^1$

素因数の和:25216206

約数の個数: 20

約数和(自身を含む): 4690212084

約数和(自身を除く): 2672916644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25216193, 50432386, 100864772, 126080965, 201729544, 252161930, 403459088, 504323860, 1008647720, 2017295440]

約数ペア:

[(1, 2017295440), (2, 1008647720), (4, 504323860), (5, 403459088), (8, 252161930), (10, 201729544), (16, 126080965), (20, 100864772), (40, 50432386), (80, 25216193)]