15481040

素因数分解:

$2^4\times 5^1\times {\mathrm{193513}}^1$

素因数の和:193526

約数の個数: 20

約数和(自身を含む): 35993604

約数和(自身を除く): 20512564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193513, 387026, 774052, 967565, 1548104, 1935130, 3096208, 3870260, 7740520, 15481040]

約数ペア:

[(1, 15481040), (2, 7740520), (4, 3870260), (5, 3096208), (8, 1935130), (10, 1548104), (16, 967565), (20, 774052), (40, 387026), (80, 193513)]