3942790

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{941}}^1$

素因数の和:1367

約数の個数: 16

約数和(自身を含む): 7121520

約数和(自身を除く): 3178730

約数列:

[1, 2, 5, 10, 419, 838, 941, 1882, 2095, 4190, 4705, 9410, 394279, 788558, 1971395, 3942790]

約数ペア:

[(1, 3942790), (2, 1971395), (5, 788558), (10, 394279), (419, 9410), (838, 4705), (941, 4190), (1882, 2095)]