8422540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{60161}}^1$

素因数の和:60177

約数の個数: 24

約数和(自身を含む): 20214432

約数和(自身を除く): 11791892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 60161, 120322, 240644, 300805, 421127, 601610, 842254, 1203220, 1684508, 2105635, 4211270, 8422540]

約数ペア:

[(1, 8422540), (2, 4211270), (4, 2105635), (5, 1684508), (7, 1203220), (10, 842254), (14, 601610), (20, 421127), (28, 300805), (35, 240644), (70, 120322), (140, 60161)]