2019999590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28857137}}^1$

素因数の和:28857151

約数の個数: 16

約数和(自身を含む): 4155427872

約数和(自身を除く): 2135428282

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28857137, 57714274, 144285685, 201999959, 288571370, 403999918, 1009999795, 2019999590]

約数ペア:

[(1, 2019999590), (2, 1009999795), (5, 403999918), (7, 288571370), (10, 201999959), (14, 144285685), (35, 57714274), (70, 28857137)]