12799520

素因数分解:

$2^5\times 5^1\times {\mathrm{79997}}^1$

素因数の和:80012

約数の個数: 24

約数和(自身を含む): 30239244

約数和(自身を除く): 17439724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 79997, 159994, 319988, 399985, 639976, 799970, 1279952, 1599940, 2559904, 3199880, 6399760, 12799520]

約数ペア:

[(1, 12799520), (2, 6399760), (4, 3199880), (5, 2559904), (8, 1599940), (10, 1279952), (16, 799970), (20, 639976), (32, 399985), (40, 319988), (80, 159994), (160, 79997)]