68604220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{35363}}^1$

素因数の和:35469

約数の個数: 24

約数和(自身を含む): 145558224

約数和(自身を除く): 76954004

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 35363, 70726, 141452, 176815, 353630, 707260, 3430211, 6860422, 13720844, 17151055, 34302110, 68604220]

約数ペア:

[(1, 68604220), (2, 34302110), (4, 17151055), (5, 13720844), (10, 6860422), (20, 3430211), (97, 707260), (194, 353630), (388, 176815), (485, 141452), (970, 70726), (1940, 35363)]