9782920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{34939}}^1$

素因数の和:34957

約数の個数: 32

約数和(自身を含む): 25156800

約数和(自身を除く): 15373880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 34939, 69878, 139756, 174695, 244573, 279512, 349390, 489146, 698780, 978292, 1222865, 1397560, 1956584, 2445730, 4891460, 9782920]

約数ペア:

[(1, 9782920), (2, 4891460), (4, 2445730), (5, 1956584), (7, 1397560), (8, 1222865), (10, 978292), (14, 698780), (20, 489146), (28, 349390), (35, 279512), (40, 244573), (56, 174695), (70, 139756), (140, 69878), (280, 34939)]