2019975050

素因数分解:

$2^1\times 5^2\times {\mathrm{40399501}}^1$

素因数の和:40399513

約数の個数: 12

約数和(自身を含む): 3757153686

約数和(自身を除く): 1737178636

約数列:

[1, 2, 5, 10, 25, 50, 40399501, 80799002, 201997505, 403995010, 1009987525, 2019975050]

約数ペア:

[(1, 2019975050), (2, 1009987525), (5, 403995010), (10, 201997505), (25, 80799002), (50, 40399501)]