200835640

素因数分解:

$2^3\times 5^1\times {\mathrm{5020891}}^1$

素因数の和:5020902

約数の個数: 16

約数和(自身を含む): 451880280

約数和(自身を除く): 251044640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5020891, 10041782, 20083564, 25104455, 40167128, 50208910, 100417820, 200835640]

約数ペア:

[(1, 200835640), (2, 100417820), (4, 50208910), (5, 40167128), (8, 25104455), (10, 20083564), (20, 10041782), (40, 5020891)]