8281810

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2129}}^1$

素因数の和:2525

約数の個数: 16

約数和(自身を含む): 14952600

約数和(自身を除く): 6670790

約数列:

[1, 2, 5, 10, 389, 778, 1945, 2129, 3890, 4258, 10645, 21290, 828181, 1656362, 4140905, 8281810]

約数ペア:

[(1, 8281810), (2, 4140905), (5, 1656362), (10, 828181), (389, 21290), (778, 10645), (1945, 4258), (2129, 3890)]