109054820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{778963}}^1$

素因数の和:778979

約数の個数: 24

約数和(自身を含む): 261731904

約数和(自身を除く): 152677084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 778963, 1557926, 3115852, 3894815, 5452741, 7789630, 10905482, 15579260, 21810964, 27263705, 54527410, 109054820]

約数ペア:

[(1, 109054820), (2, 54527410), (4, 27263705), (5, 21810964), (7, 15579260), (10, 10905482), (14, 7789630), (20, 5452741), (28, 3894815), (35, 3115852), (70, 1557926), (140, 778963)]