31824880

素因数分解:

$2^4\times 5^1\times {\mathrm{397811}}^1$

素因数の和:397824

約数の個数: 20

約数和(自身を含む): 73993032

約数和(自身を除く): 42168152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397811, 795622, 1591244, 1989055, 3182488, 3978110, 6364976, 7956220, 15912440, 31824880]

約数ペア:

[(1, 31824880), (2, 15912440), (4, 7956220), (5, 6364976), (8, 3978110), (10, 3182488), (16, 1989055), (20, 1591244), (40, 795622), (80, 397811)]