261252910

素因数分解:

$2^1\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{24439}}^1$

素因数の和:25515

約数の個数: 16

約数和(自身を含む): 470714400

約数和(自身を除く): 209461490

約数列:

[1, 2, 5, 10, 1069, 2138, 5345, 10690, 24439, 48878, 122195, 244390, 26125291, 52250582, 130626455, 261252910]

約数ペア:

[(1, 261252910), (2, 130626455), (5, 52250582), (10, 26125291), (1069, 244390), (2138, 122195), (5345, 48878), (10690, 24439)]