28656310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40361}}^1$

素因数の和:40439

約数の個数: 16

約数和(自身を含む): 52309152

約数和(自身を除く): 23652842

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 40361, 80722, 201805, 403610, 2865631, 5731262, 14328155, 28656310]

約数ペア:

[(1, 28656310), (2, 14328155), (5, 5731262), (10, 2865631), (71, 403610), (142, 201805), (355, 80722), (710, 40361)]