220185710

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{33311}}^1$

素因数の和:33979

約数の個数: 16

約数和(自身を含む): 396945792

約数和(自身を除く): 176760082

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 33311, 66622, 166555, 333110, 22018571, 44037142, 110092855, 220185710]

約数ペア:

[(1, 220185710), (2, 110092855), (5, 44037142), (10, 22018571), (661, 333110), (1322, 166555), (3305, 66622), (6610, 33311)]