2019623860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{737089}}^1$

素因数の和:737235

約数の個数: 24

約数和(自身を含む): 4272173640

約数和(自身を除く): 2252549780

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 737089, 1474178, 2948356, 3685445, 7370890, 14741780, 100981193, 201962386, 403924772, 504905965, 1009811930, 2019623860]

約数ペア:

[(1, 2019623860), (2, 1009811930), (4, 504905965), (5, 403924772), (10, 201962386), (20, 100981193), (137, 14741780), (274, 7370890), (548, 3685445), (685, 2948356), (1370, 1474178), (2740, 737089)]