2019670870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{670987}}^1$

素因数の和:671044

約数の個数: 32

約数和(自身を含む): 4251379968

約数和(自身を除く): 2231709098

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 670987, 1341974, 3354935, 4696909, 6709870, 9393818, 23484545, 28852441, 46969090, 57704882, 144262205, 201967087, 288524410, 403934174, 1009835435, 2019670870]

約数ペア:

[(1, 2019670870), (2, 1009835435), (5, 403934174), (7, 288524410), (10, 201967087), (14, 144262205), (35, 57704882), (43, 46969090), (70, 28852441), (86, 23484545), (215, 9393818), (301, 6709870), (430, 4696909), (602, 3354935), (1505, 1341974), (3010, 670987)]