870836860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1012601}}^1$

素因数の和:1012653

約数の個数: 24

約数和(自身を含む): 1871288496

約数和(自身を除く): 1000451636

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1012601, 2025202, 4050404, 5063005, 10126010, 20252020, 43541843, 87083686, 174167372, 217709215, 435418430, 870836860]

約数ペア:

[(1, 870836860), (2, 435418430), (4, 217709215), (5, 174167372), (10, 87083686), (20, 43541843), (43, 20252020), (86, 10126010), (172, 5063005), (215, 4050404), (430, 2025202), (860, 1012601)]