11372920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21871}}^1$

素因数の和:21895

約数の個数: 32

約数和(自身を含む): 27558720

約数和(自身を除く): 16185800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 21871, 43742, 87484, 109355, 174968, 218710, 284323, 437420, 568646, 874840, 1137292, 1421615, 2274584, 2843230, 5686460, 11372920]

約数ペア:

[(1, 11372920), (2, 5686460), (4, 2843230), (5, 2274584), (8, 1421615), (10, 1137292), (13, 874840), (20, 568646), (26, 437420), (40, 284323), (52, 218710), (65, 174968), (104, 109355), (130, 87484), (260, 43742), (520, 21871)]