528031880

素因数分解:

$2^3\times 5^1\times {\mathrm{13200797}}^1$

素因数の和:13200808

約数の個数: 16

約数和(自身を含む): 1188071820

約数和(自身を除く): 660039940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13200797, 26401594, 52803188, 66003985, 105606376, 132007970, 264015940, 528031880]

約数ペア:

[(1, 528031880), (2, 264015940), (4, 132007970), (5, 105606376), (8, 66003985), (10, 52803188), (20, 26401594), (40, 13200797)]