26919560

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1997}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 60779160

約数和(自身を除く): 33859600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 1997, 2696, 3370, 3994, 6740, 7988, 9985, 13480, 15976, 19970, 39940, 79880, 672989, 1345978, 2691956, 3364945, 5383912, 6729890, 13459780, 26919560]

約数ペア:

[(1, 26919560), (2, 13459780), (4, 6729890), (5, 5383912), (8, 3364945), (10, 2691956), (20, 1345978), (40, 672989), (337, 79880), (674, 39940), (1348, 19970), (1685, 15976), (1997, 13480), (2696, 9985), (3370, 7988), (3994, 6740)]