15381040

素因数分解:

$2^4\times 5^1\times {\mathrm{192263}}^1$

素因数の和:192276

約数の個数: 20

約数和(自身を含む): 35761104

約数和(自身を除く): 20380064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192263, 384526, 769052, 961315, 1538104, 1922630, 3076208, 3845260, 7690520, 15381040]

約数ペア:

[(1, 15381040), (2, 7690520), (4, 3845260), (5, 3076208), (8, 1922630), (10, 1538104), (16, 961315), (20, 769052), (40, 384526), (80, 192263)]