55644340

素因数分解:

$2^2\times 5^1\times {\mathrm{2782217}}^1$

素因数の和:2782226

約数の個数: 12

約数和(自身を含む): 116853156

約数和(自身を除く): 61208816

約数列:

[1, 2, 4, 5, 10, 20, 2782217, 5564434, 11128868, 13911085, 27822170, 55644340]

約数ペア:

[(1, 55644340), (2, 27822170), (4, 13911085), (5, 11128868), (10, 5564434), (20, 2782217)]