11237980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43223}}^1$

素因数の和:43245

約数の個数: 24

約数和(自身を含む): 25415712

約数和(自身を除く): 14177732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 43223, 86446, 172892, 216115, 432230, 561899, 864460, 1123798, 2247596, 2809495, 5618990, 11237980]

約数ペア:

[(1, 11237980), (2, 5618990), (4, 2809495), (5, 2247596), (10, 1123798), (13, 864460), (20, 561899), (26, 432230), (52, 216115), (65, 172892), (130, 86446), (260, 43223)]