13980070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3520

約数の個数: 32

約数和(自身を含む): 27982080

約数和(自身を除く): 14002010

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 3469, 4030, 6938, 17345, 34690, 45097, 90194, 107539, 215078, 225485, 450970, 537695, 1075390, 1398007, 2796014, 6990035, 13980070]

約数ペア:

[(1, 13980070), (2, 6990035), (5, 2796014), (10, 1398007), (13, 1075390), (26, 537695), (31, 450970), (62, 225485), (65, 215078), (130, 107539), (155, 90194), (310, 45097), (403, 34690), (806, 17345), (2015, 6938), (3469, 4030)]