258580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1847}}^1$

素因数の和:1863

約数の個数: 24

約数和(自身を含む): 620928

約数和(自身を除く): 362348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1847, 3694, 7388, 9235, 12929, 18470, 25858, 36940, 51716, 64645, 129290, 258580]

約数ペア:

[(1, 258580), (2, 129290), (4, 64645), (5, 51716), (7, 36940), (10, 25858), (14, 18470), (20, 12929), (28, 9235), (35, 7388), (70, 3694), (140, 1847)]