19468040

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2719}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 24595960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2719, 3580, 5438, 7160, 10876, 13595, 21752, 27190, 54380, 108760, 486701, 973402, 1946804, 2433505, 3893608, 4867010, 9734020, 19468040]

約数ペア:

[(1, 19468040), (2, 9734020), (4, 4867010), (5, 3893608), (8, 2433505), (10, 1946804), (20, 973402), (40, 486701), (179, 108760), (358, 54380), (716, 27190), (895, 21752), (1432, 13595), (1790, 10876), (2719, 7160), (3580, 5438)]