7860028542920

素因数分解:

$2^3\times 5^1\times {\mathrm{9923}}^1\times {\mathrm{19802551}}^1$

素因数の和:19812485

約数の個数: 32

約数和(自身を含む): 17686847344320

約数和(自身を除く): 9826818801400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9923, 19846, 39692, 49615, 79384, 99230, 198460, 396920, 19802551, 39605102, 79210204, 99012755, 158420408, 198025510, 396051020, 792102040, 196500713573, 393001427146, 786002854292, 982503567865, 1572005708584, 1965007135730, 3930014271460, 7860028542920]

約数ペア:

[(1, 7860028542920), (2, 3930014271460), (4, 1965007135730), (5, 1572005708584), (8, 982503567865), (10, 786002854292), (20, 393001427146), (40, 196500713573), (9923, 792102040), (19846, 396051020), (39692, 198025510), (49615, 158420408), (79384, 99012755), (99230, 79210204), (198460, 39605102), (396920, 19802551)]