13497940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8543}}^1$

素因数の和:8631

約数の個数: 24

約数和(自身を含む): 28707840

約数和(自身を除く): 15209900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 8543, 17086, 34172, 42715, 85430, 170860, 674897, 1349794, 2699588, 3374485, 6748970, 13497940]

約数ペア:

[(1, 13497940), (2, 6748970), (4, 3374485), (5, 2699588), (10, 1349794), (20, 674897), (79, 170860), (158, 85430), (316, 42715), (395, 34172), (790, 17086), (1580, 8543)]