217680670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{5479}}^1$

素因数の和:5652

約数の個数: 32

約数和(自身を含む): 408369600

約数和(自身を除く): 190688930

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 685, 1370, 3973, 5479, 7946, 10958, 19865, 27395, 39730, 54790, 158891, 317782, 750623, 794455, 1501246, 1588910, 3753115, 7506230, 21768067, 43536134, 108840335, 217680670]

約数ペア:

[(1, 217680670), (2, 108840335), (5, 43536134), (10, 21768067), (29, 7506230), (58, 3753115), (137, 1588910), (145, 1501246), (274, 794455), (290, 750623), (685, 317782), (1370, 158891), (3973, 54790), (5479, 39730), (7946, 27395), (10958, 19865)]