57016820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{407263}}^1$

素因数の和:407279

約数の個数: 24

約数和(自身を含む): 136840704

約数和(自身を除く): 79823884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 407263, 814526, 1629052, 2036315, 2850841, 4072630, 5701682, 8145260, 11403364, 14254205, 28508410, 57016820]

約数ペア:

[(1, 57016820), (2, 28508410), (4, 14254205), (5, 11403364), (7, 8145260), (10, 5701682), (14, 4072630), (20, 2850841), (28, 2036315), (35, 1629052), (70, 814526), (140, 407263)]