205264780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1466177}}^1$

素因数の和:1466193

約数の個数: 24

約数和(自身を含む): 492635808

約数和(自身を除く): 287371028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1466177, 2932354, 5864708, 7330885, 10263239, 14661770, 20526478, 29323540, 41052956, 51316195, 102632390, 205264780]

約数ペア:

[(1, 205264780), (2, 102632390), (4, 51316195), (5, 41052956), (7, 29323540), (10, 20526478), (14, 14661770), (20, 10263239), (28, 7330885), (35, 5864708), (70, 2932354), (140, 1466177)]