7890260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56359}}^1$

素因数の和:56375

約数の個数: 24

約数和(自身を含む): 18936960

約数和(自身を除く): 11046700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56359, 112718, 225436, 281795, 394513, 563590, 789026, 1127180, 1578052, 1972565, 3945130, 7890260]

約数ペア:

[(1, 7890260), (2, 3945130), (4, 1972565), (5, 1578052), (7, 1127180), (10, 789026), (14, 563590), (20, 394513), (28, 281795), (35, 225436), (70, 112718), (140, 56359)]