68054020

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{17099}}^1$

素因数の和:17307

約数の個数: 24

約数和(自身を含む): 143640000

約数和(自身を除く): 75585980

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 17099, 34198, 68396, 85495, 170990, 341980, 3402701, 6805402, 13610804, 17013505, 34027010, 68054020]

約数ペア:

[(1, 68054020), (2, 34027010), (4, 17013505), (5, 13610804), (10, 6805402), (20, 3402701), (199, 341980), (398, 170990), (796, 85495), (995, 68396), (1990, 34198), (3980, 17099)]