299318180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2137987}}^1$

素因数の和:2138003

約数の個数: 24

約数和(自身を含む): 718363968

約数和(自身を除く): 419045788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2137987, 4275974, 8551948, 10689935, 14965909, 21379870, 29931818, 42759740, 59863636, 74829545, 149659090, 299318180]

約数ペア:

[(1, 299318180), (2, 149659090), (4, 74829545), (5, 59863636), (7, 42759740), (10, 29931818), (14, 21379870), (20, 14965909), (28, 10689935), (35, 8551948), (70, 4275974), (140, 2137987)]