30857340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{514289}}^1$

素因数の和:514301

約数の個数: 24

約数和(自身を含む): 86400720

約数和(自身を除く): 55543380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 514289, 1028578, 1542867, 2057156, 2571445, 3085734, 5142890, 6171468, 7714335, 10285780, 15428670, 30857340]

約数ペア:

[(1, 30857340), (2, 15428670), (3, 10285780), (4, 7714335), (5, 6171468), (6, 5142890), (10, 3085734), (12, 2571445), (15, 2057156), (20, 1542867), (30, 1028578), (60, 514289)]