27720530

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39043}}^1$

素因数の和:39121

約数の個数: 16

約数和(自身を含む): 50601024

約数和(自身を除く): 22880494

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 39043, 78086, 195215, 390430, 2772053, 5544106, 13860265, 27720530]

約数ペア:

[(1, 27720530), (2, 13860265), (5, 5544106), (10, 2772053), (71, 390430), (142, 195215), (355, 78086), (710, 39043)]