11977900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{10889}}^1$

素因数の和:10914

約数の個数: 36

約数和(自身を含む): 28357560

約数和(自身を除く): 16379660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 10889, 21778, 43556, 54445, 108890, 119779, 217780, 239558, 272225, 479116, 544450, 598895, 1088900, 1197790, 2395580, 2994475, 5988950, 11977900]

約数ペア:

[(1, 11977900), (2, 5988950), (4, 2994475), (5, 2395580), (10, 1197790), (11, 1088900), (20, 598895), (22, 544450), (25, 479116), (44, 272225), (50, 239558), (55, 217780), (100, 119779), (110, 108890), (220, 54445), (275, 43556), (550, 21778), (1100, 10889)]