208610690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47737}}^1$

素因数の和:47786

約数の個数: 32

約数和(自身を含む): 412456320

約数和(自身を除く): 203845630

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 47737, 95474, 238685, 477370, 907003, 1097951, 1814006, 2195902, 4535015, 5489755, 9070030, 10979510, 20861069, 41722138, 104305345, 208610690]

約数ペア:

[(1, 208610690), (2, 104305345), (5, 41722138), (10, 20861069), (19, 10979510), (23, 9070030), (38, 5489755), (46, 4535015), (95, 2195902), (115, 1814006), (190, 1097951), (230, 907003), (437, 477370), (874, 238685), (2185, 95474), (4370, 47737)]