13937680

素因数分解:

$2^4\times 5^1\times {\mathrm{174221}}^1$

素因数の和:174234

約数の個数: 20

約数和(自身を含む): 32405292

約数和(自身を除く): 18467612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 174221, 348442, 696884, 871105, 1393768, 1742210, 2787536, 3484420, 6968840, 13937680]

約数ペア:

[(1, 13937680), (2, 6968840), (4, 3484420), (5, 2787536), (8, 1742210), (10, 1393768), (16, 871105), (20, 696884), (40, 348442), (80, 174221)]