1915340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13681}}^1$

素因数の和:13697

約数の個数: 24

約数和(自身を含む): 4597152

約数和(自身を除く): 2681812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13681, 27362, 54724, 68405, 95767, 136810, 191534, 273620, 383068, 478835, 957670, 1915340]

約数ペア:

[(1, 1915340), (2, 957670), (4, 478835), (5, 383068), (7, 273620), (10, 191534), (14, 136810), (20, 95767), (28, 68405), (35, 54724), (70, 27362), (140, 13681)]