1990030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28429}}^1$

素因数の和:28443

約数の個数: 16

約数和(自身を含む): 4093920

約数和(自身を除く): 2103890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28429, 56858, 142145, 199003, 284290, 398006, 995015, 1990030]

約数ペア:

[(1, 1990030), (2, 995015), (5, 398006), (7, 284290), (10, 199003), (14, 142145), (35, 56858), (70, 28429)]