8354020

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2099}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 17640000

約数和(自身を除く): 9285980

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 2099, 3980, 4198, 8396, 10495, 20990, 41980, 417701, 835402, 1670804, 2088505, 4177010, 8354020]

約数ペア:

[(1, 8354020), (2, 4177010), (4, 2088505), (5, 1670804), (10, 835402), (20, 417701), (199, 41980), (398, 20990), (796, 10495), (995, 8396), (1990, 4198), (2099, 3980)]