11161940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12979}}^1$

素因数の和:13031

約数の個数: 24

約数和(自身を含む): 23987040

約数和(自身を除く): 12825100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 12979, 25958, 51916, 64895, 129790, 259580, 558097, 1116194, 2232388, 2790485, 5580970, 11161940]

約数ペア:

[(1, 11161940), (2, 5580970), (4, 2790485), (5, 2232388), (10, 1116194), (20, 558097), (43, 259580), (86, 129790), (172, 64895), (215, 51916), (430, 25958), (860, 12979)]