55201880

素因数分解:

$2^3\times 5^1\times {\mathrm{1380047}}^1$

素因数の和:1380058

約数の個数: 16

約数和(自身を含む): 124204320

約数和(自身を除く): 69002440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1380047, 2760094, 5520188, 6900235, 11040376, 13800470, 27600940, 55201880]

約数ペア:

[(1, 55201880), (2, 27600940), (4, 13800470), (5, 11040376), (8, 6900235), (10, 5520188), (20, 2760094), (40, 1380047)]