28968710

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40801}}^1$

素因数の和:40879

約数の個数: 16

約数和(自身を含む): 52879392

約数和(自身を除く): 23910682

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 40801, 81602, 204005, 408010, 2896871, 5793742, 14484355, 28968710]

約数ペア:

[(1, 28968710), (2, 14484355), (5, 5793742), (10, 2896871), (71, 408010), (142, 204005), (355, 81602), (710, 40801)]