56491880

素因数分解:

$2^3\times 5^1\times {\mathrm{1412297}}^1$

素因数の和:1412308

約数の個数: 16

約数和(自身を含む): 127106820

約数和(自身を除く): 70614940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1412297, 2824594, 5649188, 7061485, 11298376, 14122970, 28245940, 56491880]

約数ペア:

[(1, 56491880), (2, 28245940), (4, 14122970), (5, 11298376), (8, 7061485), (10, 5649188), (20, 2824594), (40, 1412297)]