6988940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{49921}}^1$

素因数の和:49937

約数の個数: 24

約数和(自身を含む): 16773792

約数和(自身を除く): 9784852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 49921, 99842, 199684, 249605, 349447, 499210, 698894, 998420, 1397788, 1747235, 3494470, 6988940]

約数ペア:

[(1, 6988940), (2, 3494470), (4, 1747235), (5, 1397788), (7, 998420), (10, 698894), (14, 499210), (20, 349447), (28, 249605), (35, 199684), (70, 99842), (140, 49921)]