201653780

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{14221}}^1$

素因数の和:14939

約数の個数: 24

約数和(自身を含む): 424100040

約数和(自身を除く): 222446260

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 14180, 14221, 28442, 56884, 71105, 142210, 284420, 10082689, 20165378, 40330756, 50413445, 100826890, 201653780]

約数ペア:

[(1, 201653780), (2, 100826890), (4, 50413445), (5, 40330756), (10, 20165378), (20, 10082689), (709, 284420), (1418, 142210), (2836, 71105), (3545, 56884), (7090, 28442), (14180, 14221)]