285400370

素因数分解:

$2^1\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{21937}}^1$

素因数の和:23245

約数の個数: 16

約数和(自身を含む): 514138968

約数和(自身を除く): 228738598

約数列:

[1, 2, 5, 10, 1301, 2602, 6505, 13010, 21937, 43874, 109685, 219370, 28540037, 57080074, 142700185, 285400370]

約数ペア:

[(1, 285400370), (2, 142700185), (5, 57080074), (10, 28540037), (1301, 219370), (2602, 109685), (6505, 43874), (13010, 21937)]