20652420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344207}}^1$

素因数の和:344219

約数の個数: 24

約数和(自身を含む): 57826944

約数和(自身を除く): 37174524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344207, 688414, 1032621, 1376828, 1721035, 2065242, 3442070, 4130484, 5163105, 6884140, 10326210, 20652420]

約数ペア:

[(1, 20652420), (2, 10326210), (3, 6884140), (4, 5163105), (5, 4130484), (6, 3442070), (10, 2065242), (12, 1721035), (15, 1376828), (20, 1032621), (30, 688414), (60, 344207)]