203414540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1452961}}^1$

素因数の和:1452977

約数の個数: 24

約数和(自身を含む): 488195232

約数和(自身を除く): 284780692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1452961, 2905922, 5811844, 7264805, 10170727, 14529610, 20341454, 29059220, 40682908, 50853635, 101707270, 203414540]

約数ペア:

[(1, 203414540), (2, 101707270), (4, 50853635), (5, 40682908), (7, 29059220), (10, 20341454), (14, 14529610), (20, 10170727), (28, 7264805), (35, 5811844), (70, 2905922), (140, 1452961)]