27979531010

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20129159}}^1$

素因数の和:20129305

約数の個数: 16

約数和(自身を含む): 50725483200

約数和(自身を除く): 22745952190

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 20129159, 40258318, 100645795, 201291590, 2797953101, 5595906202, 13989765505, 27979531010]

約数ペア:

[(1, 27979531010), (2, 13989765505), (5, 5595906202), (10, 2797953101), (139, 201291590), (278, 100645795), (695, 40258318), (1390, 20129159)]