38870180

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1487}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 81744768

約数和(自身を除く): 42874588

約数列:

[1, 2, 4, 5, 10, 20, 1307, 1487, 2614, 2974, 5228, 5948, 6535, 7435, 13070, 14870, 26140, 29740, 1943509, 3887018, 7774036, 9717545, 19435090, 38870180]

約数ペア:

[(1, 38870180), (2, 19435090), (4, 9717545), (5, 7774036), (10, 3887018), (20, 1943509), (1307, 29740), (1487, 26140), (2614, 14870), (2974, 13070), (5228, 7435), (5948, 6535)]