9985180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5147}}^1$

素因数の和:5253

約数の個数: 24

約数和(自身を含む): 21189168

約数和(自身を除く): 11203988

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 5147, 10294, 20588, 25735, 51470, 102940, 499259, 998518, 1997036, 2496295, 4992590, 9985180]

約数ペア:

[(1, 9985180), (2, 4992590), (4, 2496295), (5, 1997036), (10, 998518), (20, 499259), (97, 102940), (194, 51470), (388, 25735), (485, 20588), (970, 10294), (1940, 5147)]