15507280

素因数分解:

$2^4\times 5^1\times {\mathrm{193841}}^1$

素因数の和:193854

約数の個数: 20

約数和(自身を含む): 36054612

約数和(自身を除く): 20547332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193841, 387682, 775364, 969205, 1550728, 1938410, 3101456, 3876820, 7753640, 15507280]

約数ペア:

[(1, 15507280), (2, 7753640), (4, 3876820), (5, 3101456), (8, 1938410), (10, 1550728), (16, 969205), (20, 775364), (40, 387682), (80, 193841)]