6399040

素因数分解:

$2^6\times 5^1\times {\mathrm{19997}}^1$

素因数の和:20014

約数の個数: 28

約数和(自身を含む): 15238476

約数和(自身を除く): 8839436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 19997, 39994, 79988, 99985, 159976, 199970, 319952, 399940, 639904, 799880, 1279808, 1599760, 3199520, 6399040]

約数ペア:

[(1, 6399040), (2, 3199520), (4, 1599760), (5, 1279808), (8, 799880), (10, 639904), (16, 399940), (20, 319952), (32, 199970), (40, 159976), (64, 99985), (80, 79988), (160, 39994), (320, 19997)]