1989767290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{18233}}^1$

素因数の和:19806

約数の個数: 32

約数和(自身を含む): 4096085760

約数和(自身を除く): 2106318470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1559, 3118, 7795, 10913, 15590, 18233, 21826, 36466, 54565, 91165, 109130, 127631, 182330, 255262, 638155, 1276310, 28425247, 56850494, 142126235, 198976729, 284252470, 397953458, 994883645, 1989767290]

約数ペア:

[(1, 1989767290), (2, 994883645), (5, 397953458), (7, 284252470), (10, 198976729), (14, 142126235), (35, 56850494), (70, 28425247), (1559, 1276310), (3118, 638155), (7795, 255262), (10913, 182330), (15590, 127631), (18233, 109130), (21826, 91165), (36466, 54565)]