205105370

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{500257}}^1$

素因数の和:500305

約数の個数: 16

約数和(自身を含む): 378195048

約数和(自身を除く): 173089678

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 500257, 1000514, 2501285, 5002570, 20510537, 41021074, 102552685, 205105370]

約数ペア:

[(1, 205105370), (2, 102552685), (5, 41021074), (10, 20510537), (41, 5002570), (82, 2501285), (205, 1000514), (410, 500257)]