86704720

素因数分解:

$2^4\times 5^1\times {\mathrm{1083809}}^1$

素因数の和:1083822

約数の個数: 20

約数和(自身を含む): 201588660

約数和(自身を除く): 114883940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1083809, 2167618, 4335236, 5419045, 8670472, 10838090, 17340944, 21676180, 43352360, 86704720]

約数ペア:

[(1, 86704720), (2, 43352360), (4, 21676180), (5, 17340944), (8, 10838090), (10, 8670472), (16, 5419045), (20, 4335236), (40, 2167618), (80, 1083809)]