2755340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19681}}^1$

素因数の和:19697

約数の個数: 24

約数和(自身を含む): 6613152

約数和(自身を除く): 3857812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19681, 39362, 78724, 98405, 137767, 196810, 275534, 393620, 551068, 688835, 1377670, 2755340]

約数ペア:

[(1, 2755340), (2, 1377670), (4, 688835), (5, 551068), (7, 393620), (10, 275534), (14, 196810), (20, 137767), (28, 98405), (35, 78724), (70, 39362), (140, 19681)]