1215704823920

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{34615741}}^1$

素因数の和:34616193

約数の個数: 40

約数和(自身を含む): 2832952325280

約数和(自身を除く): 1617247501360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 4390, 7024, 8780, 17560, 35120, 34615741, 69231482, 138462964, 173078705, 276925928, 346157410, 553851856, 692314820, 1384629640, 2769259280, 15196310299, 30392620598, 60785241196, 75981551495, 121570482392, 151963102990, 243140964784, 303926205980, 607852411960, 1215704823920]

約数ペア:

[(1, 1215704823920), (2, 607852411960), (4, 303926205980), (5, 243140964784), (8, 151963102990), (10, 121570482392), (16, 75981551495), (20, 60785241196), (40, 30392620598), (80, 15196310299), (439, 2769259280), (878, 1384629640), (1756, 692314820), (2195, 553851856), (3512, 346157410), (4390, 276925928), (7024, 173078705), (8780, 138462964), (17560, 69231482), (35120, 34615741)]