54235640

素因数分解:

$2^3\times 5^1\times {\mathrm{1355891}}^1$

素因数の和:1355902

約数の個数: 16

約数和(自身を含む): 122030280

約数和(自身を除く): 67794640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1355891, 2711782, 5423564, 6779455, 10847128, 13558910, 27117820, 54235640]

約数ペア:

[(1, 54235640), (2, 27117820), (4, 13558910), (5, 10847128), (8, 6779455), (10, 5423564), (20, 2711782), (40, 1355891)]