49840720

素因数分解:

$2^4\times 5^1\times {\mathrm{623009}}^1$

素因数の和:623022

約数の個数: 20

約数和(自身を含む): 115879860

約数和(自身を除く): 66039140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623009, 1246018, 2492036, 3115045, 4984072, 6230090, 9968144, 12460180, 24920360, 49840720]

約数ペア:

[(1, 49840720), (2, 24920360), (4, 12460180), (5, 9968144), (8, 6230090), (10, 4984072), (16, 3115045), (20, 2492036), (40, 1246018), (80, 623009)]