1990484230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28435489}}^1$

素因数の和:28435503

約数の個数: 16

約数和(自身を含む): 4094710560

約数和(自身を除く): 2104226330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28435489, 56870978, 142177445, 199048423, 284354890, 398096846, 995242115, 1990484230]

約数ペア:

[(1, 1990484230), (2, 995242115), (5, 398096846), (7, 284354890), (10, 199048423), (14, 142177445), (35, 56870978), (70, 28435489)]