27309940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{195071}}^1$

素因数の和:195087

約数の個数: 24

約数和(自身を含む): 65544192

約数和(自身を除く): 38234252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 195071, 390142, 780284, 975355, 1365497, 1950710, 2730994, 3901420, 5461988, 6827485, 13654970, 27309940]

約数ペア:

[(1, 27309940), (2, 13654970), (4, 6827485), (5, 5461988), (7, 3901420), (10, 2730994), (14, 1950710), (20, 1365497), (28, 975355), (35, 780284), (70, 390142), (140, 195071)]