28403710

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{10559}}^1$

素因数の和:10835

約数の個数: 16

約数和(自身を含む): 51321600

約数和(自身を除く): 22917890

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 10559, 21118, 52795, 105590, 2840371, 5680742, 14201855, 28403710]

約数ペア:

[(1, 28403710), (2, 14201855), (5, 5680742), (10, 2840371), (269, 105590), (538, 52795), (1345, 21118), (2690, 10559)]