689340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11489}}^1$

素因数の和:11501

約数の個数: 24

約数和(自身を含む): 1930320

約数和(自身を除く): 1240980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 11489, 22978, 34467, 45956, 57445, 68934, 114890, 137868, 172335, 229780, 344670, 689340]

約数ペア:

[(1, 689340), (2, 344670), (3, 229780), (4, 172335), (5, 137868), (6, 114890), (10, 68934), (12, 57445), (15, 45956), (20, 34467), (30, 22978), (60, 11489)]