2680640

素因数分解:

$2^6\times 5^1\times {\mathrm{8377}}^1$

素因数の和:8394

約数の個数: 28

約数和(自身を含む): 6384036

約数和(自身を除く): 3703396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 8377, 16754, 33508, 41885, 67016, 83770, 134032, 167540, 268064, 335080, 536128, 670160, 1340320, 2680640]

約数ペア:

[(1, 2680640), (2, 1340320), (4, 670160), (5, 536128), (8, 335080), (10, 268064), (16, 167540), (20, 134032), (32, 83770), (40, 67016), (64, 41885), (80, 33508), (160, 16754), (320, 8377)]