51188620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2879}}^1$

素因数の和:3022

約数の個数: 48

約数和(自身を含む): 123863040

約数和(自身を除く): 72674420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 2879, 3556, 4445, 5758, 8890, 11516, 14395, 17780, 20153, 28790, 40306, 57580, 80612, 100765, 201530, 365633, 403060, 731266, 1462532, 1828165, 2559431, 3656330, 5118862, 7312660, 10237724, 12797155, 25594310, 51188620]

約数ペア:

[(1, 51188620), (2, 25594310), (4, 12797155), (5, 10237724), (7, 7312660), (10, 5118862), (14, 3656330), (20, 2559431), (28, 1828165), (35, 1462532), (70, 731266), (127, 403060), (140, 365633), (254, 201530), (508, 100765), (635, 80612), (889, 57580), (1270, 40306), (1778, 28790), (2540, 20153), (2879, 17780), (3556, 14395), (4445, 11516), (5758, 8890)]