40401220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106319}}^1$

素因数の和:106347

約数の個数: 24

約数和(自身を含む): 89308800

約数和(自身を除く): 48907580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 106319, 212638, 425276, 531595, 1063190, 2020061, 2126380, 4040122, 8080244, 10100305, 20200610, 40401220]

約数ペア:

[(1, 40401220), (2, 20200610), (4, 10100305), (5, 8080244), (10, 4040122), (19, 2126380), (20, 2020061), (38, 1063190), (76, 531595), (95, 425276), (190, 212638), (380, 106319)]