28205290

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{18679}}^1$

素因数の和:18837

約数の個数: 16

約数和(自身を含む): 51108480

約数和(自身を除く): 22903190

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 18679, 37358, 93395, 186790, 2820529, 5641058, 14102645, 28205290]

約数ペア:

[(1, 28205290), (2, 14102645), (5, 5641058), (10, 2820529), (151, 186790), (302, 93395), (755, 37358), (1510, 18679)]