56779880

素因数分解:

$2^3\times 5^1\times {\mathrm{1419497}}^1$

素因数の和:1419508

約数の個数: 16

約数和(自身を含む): 127754820

約数和(自身を除く): 70974940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1419497, 2838994, 5677988, 7097485, 11355976, 14194970, 28389940, 56779880]

約数ペア:

[(1, 56779880), (2, 28389940), (4, 14194970), (5, 11355976), (8, 7097485), (10, 5677988), (20, 2838994), (40, 1419497)]