87687462380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{626339017}}^1$

素因数の和:626339033

約数の個数: 24

約数和(自身を含む): 210449910048

約数和(自身を除く): 122762447668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 626339017, 1252678034, 2505356068, 3131695085, 4384373119, 6263390170, 8768746238, 12526780340, 17537492476, 21921865595, 43843731190, 87687462380]

約数ペア:

[(1, 87687462380), (2, 43843731190), (4, 21921865595), (5, 17537492476), (7, 12526780340), (10, 8768746238), (14, 6263390170), (20, 4384373119), (28, 3131695085), (35, 2505356068), (70, 1252678034), (140, 626339017)]