30651320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109469}}^1$

素因数の和:109487

約数の個数: 32

約数和(自身を含む): 78818400

約数和(自身を除く): 48167080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109469, 218938, 437876, 547345, 766283, 875752, 1094690, 1532566, 2189380, 3065132, 3831415, 4378760, 6130264, 7662830, 15325660, 30651320]

約数ペア:

[(1, 30651320), (2, 15325660), (4, 7662830), (5, 6130264), (7, 4378760), (8, 3831415), (10, 3065132), (14, 2189380), (20, 1532566), (28, 1094690), (35, 875752), (40, 766283), (56, 547345), (70, 437876), (140, 218938), (280, 109469)]