12804490

素因数分解:

$2^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1627}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 23091552

約数和(自身を除く): 10287062

約数列:

[1, 2, 5, 10, 787, 1574, 1627, 3254, 3935, 7870, 8135, 16270, 1280449, 2560898, 6402245, 12804490]

約数ペア:

[(1, 12804490), (2, 6402245), (5, 2560898), (10, 1280449), (787, 16270), (1574, 8135), (1627, 7870), (3254, 3935)]