20093030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 17922970

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 439, 878, 995, 1990, 2195, 4390, 4577, 9154, 10097, 20194, 22885, 45770, 50485, 87361, 100970, 174722, 436805, 873610, 2009303, 4018606, 10046515, 20093030]

約数ペア:

[(1, 20093030), (2, 10046515), (5, 4018606), (10, 2009303), (23, 873610), (46, 436805), (115, 174722), (199, 100970), (230, 87361), (398, 50485), (439, 45770), (878, 22885), (995, 20194), (1990, 10097), (2195, 9154), (4390, 4577)]