209544290

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{252463}}^1$

素因数の和:252553

約数の個数: 16

約数和(自身を含む): 381725568

約数和(自身を除く): 172181278

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 252463, 504926, 1262315, 2524630, 20954429, 41908858, 104772145, 209544290]

約数ペア:

[(1, 209544290), (2, 104772145), (5, 41908858), (10, 20954429), (83, 2524630), (166, 1262315), (415, 504926), (830, 252463)]