26960180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1069}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 61657680

約数和(自身を除く): 34697500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1069, 1261, 1940, 2138, 2522, 4276, 5044, 5345, 6305, 10690, 12610, 13897, 21380, 25220, 27794, 55588, 69485, 103693, 138970, 207386, 277940, 414772, 518465, 1036930, 1348009, 2073860, 2696018, 5392036, 6740045, 13480090, 26960180]

約数ペア:

[(1, 26960180), (2, 13480090), (4, 6740045), (5, 5392036), (10, 2696018), (13, 2073860), (20, 1348009), (26, 1036930), (52, 518465), (65, 414772), (97, 277940), (130, 207386), (194, 138970), (260, 103693), (388, 69485), (485, 55588), (970, 27794), (1069, 25220), (1261, 21380), (1940, 13897), (2138, 12610), (2522, 10690), (4276, 6305), (5044, 5345)]