20428710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{929}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 49148640

約数和(自身を除く): 28719930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 733, 929, 1466, 1858, 2199, 2787, 3665, 4398, 4645, 5574, 7330, 9290, 10995, 13935, 21990, 27870, 680957, 1361914, 2042871, 3404785, 4085742, 6809570, 10214355, 20428710]

約数ペア:

[(1, 20428710), (2, 10214355), (3, 6809570), (5, 4085742), (6, 3404785), (10, 2042871), (15, 1361914), (30, 680957), (733, 27870), (929, 21990), (1466, 13935), (1858, 10995), (2199, 9290), (2787, 7330), (3665, 5574), (4398, 4645)]