840592

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:606

約数の個数: 20

約数和(自身を含む): 1647216

約数和(自身を除く): 806624

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 491, 856, 982, 1712, 1964, 3928, 7856, 52537, 105074, 210148, 420296, 840592]

約数ペア:

[(1, 840592), (2, 420296), (4, 210148), (8, 105074), (16, 52537), (107, 7856), (214, 3928), (428, 1964), (491, 1712), (856, 982)]