11289220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13127}}^1$

素因数の和:13179

約数の個数: 24

約数和(自身を含む): 24260544

約数和(自身を除く): 12971324

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 13127, 26254, 52508, 65635, 131270, 262540, 564461, 1128922, 2257844, 2822305, 5644610, 11289220]

約数ペア:

[(1, 11289220), (2, 5644610), (4, 2822305), (5, 2257844), (10, 1128922), (20, 564461), (43, 262540), (86, 131270), (172, 65635), (215, 52508), (430, 26254), (860, 13127)]