2020921490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28870307}}^1$

素因数の和:28870321

約数の個数: 16

約数和(自身を含む): 4157324352

約数和(自身を除く): 2136402862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28870307, 57740614, 144351535, 202092149, 288703070, 404184298, 1010460745, 2020921490]

約数ペア:

[(1, 2020921490), (2, 1010460745), (5, 404184298), (7, 288703070), (10, 202092149), (14, 144351535), (35, 57740614), (70, 28870307)]