320423708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{3643}}^1$

素因数の和:5657

約数の個数: 24

約数和(自身を含む): 612192000

約数和(自身を除く): 291768292

約数列:

[1, 2, 4, 11, 22, 44, 1999, 3643, 3998, 7286, 7996, 14572, 21989, 40073, 43978, 80146, 87956, 160292, 7282357, 14564714, 29129428, 80105927, 160211854, 320423708]

約数ペア:

[(1, 320423708), (2, 160211854), (4, 80105927), (11, 29129428), (22, 14564714), (44, 7282357), (1999, 160292), (3643, 87956), (3998, 80146), (7286, 43978), (7996, 40073), (14572, 21989)]