56223880

素因数分解:

$2^3\times 5^1\times {\mathrm{1405597}}^1$

素因数の和:1405608

約数の個数: 16

約数和(自身を含む): 126503820

約数和(自身を除く): 70279940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1405597, 2811194, 5622388, 7027985, 11244776, 14055970, 28111940, 56223880]

約数ペア:

[(1, 56223880), (2, 28111940), (4, 14055970), (5, 11244776), (8, 7027985), (10, 5622388), (20, 2811194), (40, 1405597)]