42799790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389089}}^1$

素因数の和:389107

約数の個数: 16

約数和(自身を含む): 84043440

約数和(自身を除く): 41243650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389089, 778178, 1945445, 3890890, 4279979, 8559958, 21399895, 42799790]

約数ペア:

[(1, 42799790), (2, 21399895), (5, 8559958), (10, 4279979), (11, 3890890), (22, 1945445), (55, 778178), (110, 389089)]