40342568

素因数分解:

$2^3\times 7^1\times {\mathrm{720403}}^1$

素因数の和:720416

約数の個数: 16

約数和(自身を含む): 86448480

約数和(自身を除く): 46105912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 720403, 1440806, 2881612, 5042821, 5763224, 10085642, 20171284, 40342568]

約数ペア:

[(1, 40342568), (2, 20171284), (4, 10085642), (7, 5763224), (8, 5042821), (14, 2881612), (28, 1440806), (56, 720403)]