68710640

素因数分解:

$2^4\times 5^1\times {\mathrm{858883}}^1$

素因数の和:858896

約数の個数: 20

約数和(自身を含む): 159752424

約数和(自身を除く): 91041784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 858883, 1717766, 3435532, 4294415, 6871064, 8588830, 13742128, 17177660, 34355320, 68710640]

約数ペア:

[(1, 68710640), (2, 34355320), (4, 17177660), (5, 13742128), (8, 8588830), (10, 6871064), (16, 4294415), (20, 3435532), (40, 1717766), (80, 858883)]