26879920

素因数分解:

$2^4\times 5^1\times {\mathrm{335999}}^1$

素因数の和:336012

約数の個数: 20

約数和(自身を含む): 62496000

約数和(自身を除く): 35616080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 335999, 671998, 1343996, 1679995, 2687992, 3359990, 5375984, 6719980, 13439960, 26879920]

約数ペア:

[(1, 26879920), (2, 13439960), (4, 6719980), (5, 5375984), (8, 3359990), (10, 2687992), (16, 1679995), (20, 1343996), (40, 671998), (80, 335999)]