201042940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1436021}}^1$

素因数の和:1436037

約数の個数: 24

約数和(自身を含む): 482503392

約数和(自身を除く): 281460452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1436021, 2872042, 5744084, 7180105, 10052147, 14360210, 20104294, 28720420, 40208588, 50260735, 100521470, 201042940]

約数ペア:

[(1, 201042940), (2, 100521470), (4, 50260735), (5, 40208588), (7, 28720420), (10, 20104294), (14, 14360210), (20, 10052147), (28, 7180105), (35, 5744084), (70, 2872042), (140, 1436021)]