2021808905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{40231}}^1$

素因数の和:40301

約数の個数: 24

約数和(自身を含む): 2669795520

約数和(自身を除く): 647986615

約数列:

[1, 5, 19, 23, 95, 115, 437, 529, 2185, 2645, 10051, 40231, 50255, 201155, 764389, 925313, 3821945, 4626565, 17580947, 21282199, 87904735, 106410995, 404361781, 2021808905]

約数ペア:

[(1, 2021808905), (5, 404361781), (19, 106410995), (23, 87904735), (95, 21282199), (115, 17580947), (437, 4626565), (529, 3821945), (2185, 925313), (2645, 764389), (10051, 201155), (40231, 50255)]