20052220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52769}}^1$

素因数の和:52797

約数の個数: 24

約数和(自身を含む): 44326800

約数和(自身を除く): 24274580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52769, 105538, 211076, 263845, 527690, 1002611, 1055380, 2005222, 4010444, 5013055, 10026110, 20052220]

約数ペア:

[(1, 20052220), (2, 10026110), (4, 5013055), (5, 4010444), (10, 2005222), (19, 1055380), (20, 1002611), (38, 527690), (76, 263845), (95, 211076), (190, 105538), (380, 52769)]