140900620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1006433}}^1$

素因数の和:1006449

約数の個数: 24

約数和(自身を含む): 338161824

約数和(自身を除く): 197261204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1006433, 2012866, 4025732, 5032165, 7045031, 10064330, 14090062, 20128660, 28180124, 35225155, 70450310, 140900620]

約数ペア:

[(1, 140900620), (2, 70450310), (4, 35225155), (5, 28180124), (7, 20128660), (10, 14090062), (14, 10064330), (20, 7045031), (28, 5032165), (35, 4025732), (70, 2012866), (140, 1006433)]