39720464

素因数分解:

$2^4\times 7^1\times {\mathrm{354647}}^1$

素因数の和:354662

約数の個数: 20

約数和(自身を含む): 87952704

約数和(自身を除く): 48232240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 354647, 709294, 1418588, 2482529, 2837176, 4965058, 5674352, 9930116, 19860232, 39720464]

約数ペア:

[(1, 39720464), (2, 19860232), (4, 9930116), (7, 5674352), (8, 4965058), (14, 2837176), (16, 2482529), (28, 1418588), (56, 709294), (112, 354647)]