264872860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1891949}}^1$

素因数の和:1891965

約数の個数: 24

約数和(自身を含む): 635695200

約数和(自身を除く): 370822340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1891949, 3783898, 7567796, 9459745, 13243643, 18919490, 26487286, 37838980, 52974572, 66218215, 132436430, 264872860]

約数ペア:

[(1, 264872860), (2, 132436430), (4, 66218215), (5, 52974572), (7, 37838980), (10, 26487286), (14, 18919490), (20, 13243643), (28, 9459745), (35, 7567796), (70, 3783898), (140, 1891949)]