40388264

素因数分解:

$2^3\times 7^1\times {\mathrm{721219}}^1$

素因数の和:721232

約数の個数: 16

約数和(自身を含む): 86546400

約数和(自身を除く): 46158136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721219, 1442438, 2884876, 5048533, 5769752, 10097066, 20194132, 40388264]

約数ペア:

[(1, 40388264), (2, 20194132), (4, 10097066), (7, 5769752), (8, 5048533), (14, 2884876), (28, 1442438), (56, 721219)]