3980004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47381}}^1$

素因数の和:47395

約数の個数: 24

約数和(自身を含む): 10613568

約数和(自身を除く): 6633564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 47381, 94762, 142143, 189524, 284286, 331667, 568572, 663334, 995001, 1326668, 1990002, 3980004]

約数ペア:

[(1, 3980004), (2, 1990002), (3, 1326668), (4, 995001), (6, 663334), (7, 568572), (12, 331667), (14, 284286), (21, 189524), (28, 142143), (42, 94762), (84, 47381)]