27319370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6830

約数の個数: 32

約数和(自身を含む): 54673920

約数和(自身を除く): 27354550

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6779, 13558, 33895, 67790, 88127, 176254, 210149, 420298, 440635, 881270, 1050745, 2101490, 2731937, 5463874, 13659685, 27319370]

約数ペア:

[(1, 27319370), (2, 13659685), (5, 5463874), (10, 2731937), (13, 2101490), (26, 1050745), (31, 881270), (62, 440635), (65, 420298), (130, 210149), (155, 176254), (310, 88127), (403, 67790), (806, 33895), (2015, 13558), (4030, 6779)]