155005940

素因数分解:

$2^2\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{2957}}^1$

素因数の和:5587

約数の個数: 24

約数和(自身を含む): 325746792

約数和(自身を除く): 170740852

約数列:

[1, 2, 4, 5, 10, 20, 2621, 2957, 5242, 5914, 10484, 11828, 13105, 14785, 26210, 29570, 52420, 59140, 7750297, 15500594, 31001188, 38751485, 77502970, 155005940]

約数ペア:

[(1, 155005940), (2, 77502970), (4, 38751485), (5, 31001188), (10, 15500594), (20, 7750297), (2621, 59140), (2957, 52420), (5242, 29570), (5914, 26210), (10484, 14785), (11828, 13105)]