208026740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{335527}}^1$

素因数の和:335567

約数の個数: 24

約数和(自身を含む): 450949632

約数和(自身を除く): 242922892

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 335527, 671054, 1342108, 1677635, 3355270, 6710540, 10401337, 20802674, 41605348, 52006685, 104013370, 208026740]

約数ペア:

[(1, 208026740), (2, 104013370), (4, 52006685), (5, 41605348), (10, 20802674), (20, 10401337), (31, 6710540), (62, 3355270), (124, 1677635), (155, 1342108), (310, 671054), (620, 335527)]