38820436690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79225381}}^1$

素因数の和:79225402

約数の個数: 24

約数和(自身を含む): 81285241932

約数和(自身を除く): 42464805242

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 79225381, 158450762, 396126905, 554577667, 792253810, 1109155334, 2772888335, 3882043669, 5545776670, 7764087338, 19410218345, 38820436690]

約数ペア:

[(1, 38820436690), (2, 19410218345), (5, 7764087338), (7, 5545776670), (10, 3882043669), (14, 2772888335), (35, 1109155334), (49, 792253810), (70, 554577667), (98, 396126905), (245, 158450762), (490, 79225381)]