202202020

素因数分解:

$2^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{6691}}^1$

素因数の和:8211

約数の個数: 24

約数和(自身を含む): 424968768

約数和(自身を除く): 222766748

約数列:

[1, 2, 4, 5, 10, 20, 1511, 3022, 6044, 6691, 7555, 13382, 15110, 26764, 30220, 33455, 66910, 133820, 10110101, 20220202, 40440404, 50550505, 101101010, 202202020]

約数ペア:

[(1, 202202020), (2, 101101010), (4, 50550505), (5, 40440404), (10, 20220202), (20, 10110101), (1511, 133820), (3022, 66910), (6044, 33455), (6691, 30220), (7555, 26764), (13382, 15110)]