39887770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{306829}}^1$

素因数の和:306849

約数の個数: 16

約数和(自身を含む): 77321160

約数和(自身を除く): 37433390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 306829, 613658, 1534145, 3068290, 3988777, 7977554, 19943885, 39887770]

約数ペア:

[(1, 39887770), (2, 19943885), (5, 7977554), (10, 3988777), (13, 3068290), (26, 1534145), (65, 613658), (130, 306829)]