201489260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1439209}}^1$

素因数の和:1439225

約数の個数: 24

約数和(自身を含む): 483574560

約数和(自身を除く): 282085300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1439209, 2878418, 5756836, 7196045, 10074463, 14392090, 20148926, 28784180, 40297852, 50372315, 100744630, 201489260]

約数ペア:

[(1, 201489260), (2, 100744630), (4, 50372315), (5, 40297852), (7, 28784180), (10, 20148926), (14, 14392090), (20, 10074463), (28, 7196045), (35, 5756836), (70, 2878418), (140, 1439209)]