188425720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{672949}}^1$

素因数の和:672967

約数の個数: 32

約数和(自身を含む): 484524000

約数和(自身を除く): 296098280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 672949, 1345898, 2691796, 3364745, 4710643, 5383592, 6729490, 9421286, 13458980, 18842572, 23553215, 26917960, 37685144, 47106430, 94212860, 188425720]

約数ペア:

[(1, 188425720), (2, 94212860), (4, 47106430), (5, 37685144), (7, 26917960), (8, 23553215), (10, 18842572), (14, 13458980), (20, 9421286), (28, 6729490), (35, 5383592), (40, 4710643), (56, 3364745), (70, 2691796), (140, 1345898), (280, 672949)]