12700820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57731}}^1$

素因数の和:57751

約数の個数: 24

約数和(自身を含む): 29096928

約数和(自身を除く): 16396108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 57731, 115462, 230924, 288655, 577310, 635041, 1154620, 1270082, 2540164, 3175205, 6350410, 12700820]

約数ペア:

[(1, 12700820), (2, 6350410), (4, 3175205), (5, 2540164), (10, 1270082), (11, 1154620), (20, 635041), (22, 577310), (44, 288655), (55, 230924), (110, 115462), (220, 57731)]