200915540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1435111}}^1$

素因数の和:1435127

約数の個数: 24

約数和(自身を含む): 482197632

約数和(自身を除く): 281282092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1435111, 2870222, 5740444, 7175555, 10045777, 14351110, 20091554, 28702220, 40183108, 50228885, 100457770, 200915540]

約数ペア:

[(1, 200915540), (2, 100457770), (4, 50228885), (5, 40183108), (7, 28702220), (10, 20091554), (14, 14351110), (20, 10045777), (28, 7175555), (35, 5740444), (70, 2870222), (140, 1435111)]