2080455545

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{667883}}^1$

素因数の和:667984

約数の個数: 16

約数和(自身を含む): 2885258880

約数和(自身を除く): 804803335

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 667883, 3339415, 4675181, 23375905, 59441587, 297207935, 416091109, 2080455545]

約数ペア:

[(1, 2080455545), (5, 416091109), (7, 297207935), (35, 59441587), (89, 23375905), (445, 4675181), (623, 3339415), (3115, 667883)]