2689820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19213}}^1$

素因数の和:19229

約数の個数: 24

約数和(自身を含む): 6455904

約数和(自身を除く): 3766084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19213, 38426, 76852, 96065, 134491, 192130, 268982, 384260, 537964, 672455, 1344910, 2689820]

約数ペア:

[(1, 2689820), (2, 1344910), (4, 672455), (5, 537964), (7, 384260), (10, 268982), (14, 192130), (20, 134491), (28, 96065), (35, 76852), (70, 38426), (140, 19213)]