720348812

素因数分解:

$2^2\times {\mathrm{229}}^1\times {\mathrm{786407}}^1$

素因数の和:786640

約数の個数: 12

約数和(自身を含む): 1266116880

約数和(自身を除く): 545768068

約数列:

[1, 2, 4, 229, 458, 916, 786407, 1572814, 3145628, 180087203, 360174406, 720348812]

約数ペア:

[(1, 720348812), (2, 360174406), (4, 180087203), (229, 3145628), (458, 1572814), (916, 786407)]