339922940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2428021}}^1$

素因数の和:2428037

約数の個数: 24

約数和(自身を含む): 815815392

約数和(自身を除く): 475892452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2428021, 4856042, 9712084, 12140105, 16996147, 24280210, 33992294, 48560420, 67984588, 84980735, 169961470, 339922940]

約数ペア:

[(1, 339922940), (2, 169961470), (4, 84980735), (5, 67984588), (7, 48560420), (10, 33992294), (14, 24280210), (20, 16996147), (28, 12140105), (35, 9712084), (70, 4856042), (140, 2428021)]