940900

素因数分解:

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

素因数の和:208

約数の個数: 27

約数和(自身を含む): 2063019

約数和(自身を除く): 1122119

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9409, 9700, 18818, 37636, 47045, 94090, 188180, 235225, 470450, 940900]

約数ペア:

[(1, 940900), (2, 470450), (4, 235225), (5, 188180), (10, 94090), (20, 47045), (25, 37636), (50, 18818), (97, 9700), (100, 9409), (194, 4850), (388, 2425), (485, 1940)]