9913220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11527}}^1$

素因数の和:11579

約数の個数: 24

約数和(自身を含む): 21303744

約数和(自身を除く): 11390524

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 11527, 23054, 46108, 57635, 115270, 230540, 495661, 991322, 1982644, 2478305, 4956610, 9913220]

約数ペア:

[(1, 9913220), (2, 4956610), (4, 2478305), (5, 1982644), (10, 991322), (20, 495661), (43, 230540), (86, 115270), (172, 57635), (215, 46108), (430, 23054), (860, 11527)]