9817220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70123}}^1$

素因数の和:70139

約数の個数: 24

約数和(自身を含む): 23561664

約数和(自身を除く): 13744444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70123, 140246, 280492, 350615, 490861, 701230, 981722, 1402460, 1963444, 2454305, 4908610, 9817220]

約数ペア:

[(1, 9817220), (2, 4908610), (4, 2454305), (5, 1963444), (7, 1402460), (10, 981722), (14, 701230), (20, 490861), (28, 350615), (35, 280492), (70, 140246), (140, 70123)]