31380790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6691}}^1$

素因数の和:6772

約数の個数: 32

約数和(自身を含む): 65528064

約数和(自身を除く): 34147274

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 6691, 13382, 33455, 46837, 66910, 93674, 234185, 448297, 468370, 896594, 2241485, 3138079, 4482970, 6276158, 15690395, 31380790]

約数ペア:

[(1, 31380790), (2, 15690395), (5, 6276158), (7, 4482970), (10, 3138079), (14, 2241485), (35, 896594), (67, 468370), (70, 448297), (134, 234185), (335, 93674), (469, 66910), (670, 46837), (938, 33455), (2345, 13382), (4690, 6691)]