201438580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438847}}^1$

素因数の和:1438863

約数の個数: 24

約数和(自身を含む): 483452928

約数和(自身を除く): 282014348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438847, 2877694, 5755388, 7194235, 10071929, 14388470, 20143858, 28776940, 40287716, 50359645, 100719290, 201438580]

約数ペア:

[(1, 201438580), (2, 100719290), (4, 50359645), (5, 40287716), (7, 28776940), (10, 20143858), (14, 14388470), (20, 10071929), (28, 7194235), (35, 5755388), (70, 2877694), (140, 1438847)]