13315880

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{719}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 16751320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 719, 926, 1438, 1852, 2315, 2876, 3595, 3704, 4630, 5752, 7190, 9260, 14380, 18520, 28760, 332897, 665794, 1331588, 1664485, 2663176, 3328970, 6657940, 13315880]

約数ペア:

[(1, 13315880), (2, 6657940), (4, 3328970), (5, 2663176), (8, 1664485), (10, 1331588), (20, 665794), (40, 332897), (463, 28760), (719, 18520), (926, 14380), (1438, 9260), (1852, 7190), (2315, 5752), (2876, 4630), (3595, 3704)]