13731580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40387}}^1$

素因数の和:40413

約数の個数: 24

約数和(自身を含む): 30533328

約数和(自身を除く): 16801748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 40387, 80774, 161548, 201935, 403870, 686579, 807740, 1373158, 2746316, 3432895, 6865790, 13731580]

約数ペア:

[(1, 13731580), (2, 6865790), (4, 3432895), (5, 2746316), (10, 1373158), (17, 807740), (20, 686579), (34, 403870), (68, 201935), (85, 161548), (170, 80774), (340, 40387)]