28310210

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{15641}}^1$

素因数の和:15829

約数の個数: 16

約数和(自身を含む): 51243192

約数和(自身を除く): 22932982

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 15641, 31282, 78205, 156410, 2831021, 5662042, 14155105, 28310210]

約数ペア:

[(1, 28310210), (2, 14155105), (5, 5662042), (10, 2831021), (181, 156410), (362, 78205), (905, 31282), (1810, 15641)]