3920221172

素因数分解:

$2^2\times 7^1\times {\mathrm{140007899}}^1$

素因数の和:140007910

約数の個数: 12

約数和(自身を含む): 7840442400

約数和(自身を除く): 3920221228

約数列:

[1, 2, 4, 7, 14, 28, 140007899, 280015798, 560031596, 980055293, 1960110586, 3920221172]

約数ペア:

[(1, 3920221172), (2, 1960110586), (4, 980055293), (7, 560031596), (14, 280015798), (28, 140007899)]