320763152

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{871639}}^1$

素因数の和:871670

約数の個数: 20

約数和(自身を含む): 648500160

約数和(自身を除く): 327737008

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 871639, 1743278, 3486556, 6973112, 13946224, 20047697, 40095394, 80190788, 160381576, 320763152]

約数ペア:

[(1, 320763152), (2, 160381576), (4, 80190788), (8, 40095394), (16, 20047697), (23, 13946224), (46, 6973112), (92, 3486556), (184, 1743278), (368, 871639)]