9666980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11789}}^1$

素因数の和:11839

約数の個数: 24

約数和(自身を含む): 20797560

約数和(自身を除く): 11130580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 11789, 23578, 47156, 58945, 117890, 235780, 483349, 966698, 1933396, 2416745, 4833490, 9666980]

約数ペア:

[(1, 9666980), (2, 4833490), (4, 2416745), (5, 1933396), (10, 966698), (20, 483349), (41, 235780), (82, 117890), (164, 58945), (205, 47156), (410, 23578), (820, 11789)]