204572090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{705421}}^1$

素因数の和:705457

約数の個数: 16

約数和(自身を含む): 380927880

約数和(自身を除く): 176355790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 705421, 1410842, 3527105, 7054210, 20457209, 40914418, 102286045, 204572090]

約数ペア:

[(1, 204572090), (2, 102286045), (5, 40914418), (10, 20457209), (29, 7054210), (58, 3527105), (145, 1410842), (290, 705421)]