260022920

素因数分解:

$2^3\times 5^1\times {\mathrm{6500573}}^1$

素因数の和:6500584

約数の個数: 16

約数和(自身を含む): 585051660

約数和(自身を除く): 325028740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6500573, 13001146, 26002292, 32502865, 52004584, 65005730, 130011460, 260022920]

約数ペア:

[(1, 260022920), (2, 130011460), (4, 65005730), (5, 52004584), (8, 32502865), (10, 26002292), (20, 13001146), (40, 6500573)]