22620920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{80789}}^1$

素因数の和:80807

約数の個数: 32

約数和(自身を含む): 58168800

約数和(自身を除く): 35547880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 80789, 161578, 323156, 403945, 565523, 646312, 807890, 1131046, 1615780, 2262092, 2827615, 3231560, 4524184, 5655230, 11310460, 22620920]

約数ペア:

[(1, 22620920), (2, 11310460), (4, 5655230), (5, 4524184), (7, 3231560), (8, 2827615), (10, 2262092), (14, 1615780), (20, 1131046), (28, 807890), (35, 646312), (40, 565523), (56, 403945), (70, 323156), (140, 161578), (280, 80789)]