2720470

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 4929840

約数和(自身を除く): 2209370

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 1669, 3338, 8345, 16690, 272047, 544094, 1360235, 2720470]

約数ペア:

[(1, 2720470), (2, 1360235), (5, 544094), (10, 272047), (163, 16690), (326, 8345), (815, 3338), (1630, 1669)]