126064420

素因数分解:

$2^2\times 5^1\times {\mathrm{6303221}}^1$

素因数の和:6303230

約数の個数: 12

約数和(自身を含む): 264735324

約数和(自身を除く): 138670904

約数列:

[1, 2, 4, 5, 10, 20, 6303221, 12606442, 25212884, 31516105, 63032210, 126064420]

約数ペア:

[(1, 126064420), (2, 63032210), (4, 31516105), (5, 25212884), (10, 12606442), (20, 6303221)]