54256880

素因数分解:

$2^4\times 5^1\times {\mathrm{678211}}^1$

素因数の和:678224

約数の個数: 20

約数和(自身を含む): 126147432

約数和(自身を除く): 71890552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 678211, 1356422, 2712844, 3391055, 5425688, 6782110, 10851376, 13564220, 27128440, 54256880]

約数ペア:

[(1, 54256880), (2, 27128440), (4, 13564220), (5, 10851376), (8, 6782110), (10, 5425688), (16, 3391055), (20, 2712844), (40, 1356422), (80, 678211)]