20799670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4219}}^1$

素因数の和:4272

約数の個数: 32

約数和(自身を含む): 41018400

約数和(自身を除く): 20218730

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4219, 4930, 8438, 21095, 42190, 71723, 122351, 143446, 244702, 358615, 611755, 717230, 1223510, 2079967, 4159934, 10399835, 20799670]

約数ペア:

[(1, 20799670), (2, 10399835), (5, 4159934), (10, 2079967), (17, 1223510), (29, 717230), (34, 611755), (58, 358615), (85, 244702), (145, 143446), (170, 122351), (290, 71723), (493, 42190), (986, 21095), (2465, 8438), (4219, 4930)]