6680940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{15907}}^1$

素因数の和:15926

約数の個数: 48

約数和(自身を含む): 21380352

約数和(自身を除く): 14699412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 15907, 31814, 47721, 63628, 79535, 95442, 111349, 159070, 190884, 222698, 238605, 318140, 334047, 445396, 477210, 556745, 668094, 954420, 1113490, 1336188, 1670235, 2226980, 3340470, 6680940]

約数ペア:

[(1, 6680940), (2, 3340470), (3, 2226980), (4, 1670235), (5, 1336188), (6, 1113490), (7, 954420), (10, 668094), (12, 556745), (14, 477210), (15, 445396), (20, 334047), (21, 318140), (28, 238605), (30, 222698), (35, 190884), (42, 159070), (60, 111349), (70, 95442), (84, 79535), (105, 63628), (140, 47721), (210, 31814), (420, 15907)]