51118420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111127}}^1$

素因数の和:111159

約数の個数: 24

約数和(自身を含む): 112017024

約数和(自身を除く): 60898604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 111127, 222254, 444508, 555635, 1111270, 2222540, 2555921, 5111842, 10223684, 12779605, 25559210, 51118420]

約数ペア:

[(1, 51118420), (2, 25559210), (4, 12779605), (5, 10223684), (10, 5111842), (20, 2555921), (23, 2222540), (46, 1111270), (92, 555635), (115, 444508), (230, 222254), (460, 111127)]