720320944

素因数分解:

$2^4\times 7^1\times {\mathrm{6431437}}^1$

素因数の和:6431452

約数の個数: 20

約数和(自身を含む): 1594996624

約数和(自身を除く): 874675680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 6431437, 12862874, 25725748, 45020059, 51451496, 90040118, 102902992, 180080236, 360160472, 720320944]

約数ペア:

[(1, 720320944), (2, 360160472), (4, 180080236), (7, 102902992), (8, 90040118), (14, 51451496), (16, 45020059), (28, 25725748), (56, 12862874), (112, 6431437)]