20080811020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43653937}}^1$

素因数の和:43653969

約数の個数: 24

約数和(自身を含む): 44003169504

約数和(自身を除く): 23922358484

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43653937, 87307874, 174615748, 218269685, 436539370, 873078740, 1004040551, 2008081102, 4016162204, 5020202755, 10040405510, 20080811020]

約数ペア:

[(1, 20080811020), (2, 10040405510), (4, 5020202755), (5, 4016162204), (10, 2008081102), (20, 1004040551), (23, 873078740), (46, 436539370), (92, 218269685), (115, 174615748), (230, 87307874), (460, 43653937)]