40409894

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{10651}}^1$

素因数の和:10931

約数の個数: 16

約数和(自身を含む): 69536256

約数和(自身を除く): 29126362

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 10651, 21302, 74557, 149114, 2886421, 5772842, 20204947, 40409894]

約数ペア:

[(1, 40409894), (2, 20204947), (7, 5772842), (14, 2886421), (271, 149114), (542, 74557), (1897, 21302), (3794, 10651)]