11911180

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1531}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 25094160

約数和(自身を除く): 13182980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1531, 1556, 1945, 3062, 3890, 6124, 7655, 7780, 15310, 30620, 595559, 1191118, 2382236, 2977795, 5955590, 11911180]

約数ペア:

[(1, 11911180), (2, 5955590), (4, 2977795), (5, 2382236), (10, 1191118), (20, 595559), (389, 30620), (778, 15310), (1531, 7780), (1556, 7655), (1945, 6124), (3062, 3890)]