27120272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{39419}}^1$

素因数の和:39470

約数の個数: 20

約数和(自身を含む): 53768880

約数和(自身を除く): 26648608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 39419, 78838, 157676, 315352, 630704, 1695017, 3390034, 6780068, 13560136, 27120272]

約数ペア:

[(1, 27120272), (2, 13560136), (4, 6780068), (8, 3390034), (16, 1695017), (43, 630704), (86, 315352), (172, 157676), (344, 78838), (688, 39419)]