28272470

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{27449}}^1$

素因数の和:27559

約数の個数: 16

約数和(自身を含む): 51386400

約数和(自身を除く): 23113930

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 27449, 54898, 137245, 274490, 2827247, 5654494, 14136235, 28272470]

約数ペア:

[(1, 28272470), (2, 14136235), (5, 5654494), (10, 2827247), (103, 274490), (206, 137245), (515, 54898), (1030, 27449)]