8869040

素因数分解:

$2^4\times 5^1\times {\mathrm{110863}}^1$

素因数の和:110876

約数の個数: 20

約数和(自身を含む): 20620704

約数和(自身を除く): 11751664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 110863, 221726, 443452, 554315, 886904, 1108630, 1773808, 2217260, 4434520, 8869040]

約数ペア:

[(1, 8869040), (2, 4434520), (4, 2217260), (5, 1773808), (8, 1108630), (10, 886904), (16, 554315), (20, 443452), (40, 221726), (80, 110863)]