389232320

素因数分解:

$2^6\times 5^1\times {\mathrm{1216351}}^1$

素因数の和:1216368

約数の個数: 28

約数和(自身を含む): 926860224

約数和(自身を除く): 537627904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1216351, 2432702, 4865404, 6081755, 9730808, 12163510, 19461616, 24327020, 38923232, 48654040, 77846464, 97308080, 194616160, 389232320]

約数ペア:

[(1, 389232320), (2, 194616160), (4, 97308080), (5, 77846464), (8, 48654040), (10, 38923232), (16, 24327020), (20, 19461616), (32, 12163510), (40, 9730808), (64, 6081755), (80, 4865404), (160, 2432702), (320, 1216351)]