81826220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{584473}}^1$

素因数の和:584489

約数の個数: 24

約数和(自身を含む): 196383264

約数和(自身を除く): 114557044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 584473, 1168946, 2337892, 2922365, 4091311, 5844730, 8182622, 11689460, 16365244, 20456555, 40913110, 81826220]

約数ペア:

[(1, 81826220), (2, 40913110), (4, 20456555), (5, 16365244), (7, 11689460), (10, 8182622), (14, 5844730), (20, 4091311), (28, 2922365), (35, 2337892), (70, 1168946), (140, 584473)]