40401256

素因数分解:

$2^3\times 7^1\times {\mathrm{721451}}^1$

素因数の和:721464

約数の個数: 16

約数和(自身を含む): 86574240

約数和(自身を除く): 46172984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721451, 1442902, 2885804, 5050157, 5771608, 10100314, 20200628, 40401256]

約数ペア:

[(1, 40401256), (2, 20200628), (4, 10100314), (7, 5771608), (8, 5050157), (14, 2885804), (28, 1442902), (56, 721451)]