73972420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{29123}}^1$

素因数の和:29259

約数の個数: 24

約数和(自身を含む): 156570624

約数和(自身を除く): 82598204

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 29123, 58246, 116492, 145615, 291230, 582460, 3698621, 7397242, 14794484, 18493105, 36986210, 73972420]

約数ペア:

[(1, 73972420), (2, 36986210), (4, 18493105), (5, 14794484), (10, 7397242), (20, 3698621), (127, 582460), (254, 291230), (508, 145615), (635, 116492), (1270, 58246), (2540, 29123)]