779610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2022

約数の個数: 32

約数和(自身を含む): 2016000

約数和(自身を除く): 1236390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1999, 3998, 5997, 9995, 11994, 19990, 25987, 29985, 51974, 59970, 77961, 129935, 155922, 259870, 389805, 779610]

約数ペア:

[(1, 779610), (2, 389805), (3, 259870), (5, 155922), (6, 129935), (10, 77961), (13, 59970), (15, 51974), (26, 29985), (30, 25987), (39, 19990), (65, 11994), (78, 9995), (130, 5997), (195, 3998), (390, 1999)]