1389700

素因数分解:

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

素因数の和:1096

約数の個数: 36

約数和(自身を含む): 3250660

約数和(自身を除く): 1860960

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1069, 1300, 2138, 4276, 5345, 10690, 13897, 21380, 26725, 27794, 53450, 55588, 69485, 106900, 138970, 277940, 347425, 694850, 1389700]

約数ペア:

[(1, 1389700), (2, 694850), (4, 347425), (5, 277940), (10, 138970), (13, 106900), (20, 69485), (25, 55588), (26, 53450), (50, 27794), (52, 26725), (65, 21380), (100, 13897), (130, 10690), (260, 5345), (325, 4276), (650, 2138), (1069, 1300)]