8708472020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2833}}^1\times {\mathrm{9041}}^1$

素因数の和:11900

約数の個数: 48

約数和(自身を含む): 19372521168

約数和(自身を除く): 10664049148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2833, 5666, 9041, 11332, 14165, 18082, 28330, 36164, 45205, 48161, 56660, 90410, 96322, 153697, 180820, 192644, 240805, 307394, 481610, 614788, 768485, 963220, 1536970, 3073940, 25613153, 51226306, 102452612, 128065765, 256131530, 435423601, 512263060, 870847202, 1741694404, 2177118005, 4354236010, 8708472020]

約数ペア:

[(1, 8708472020), (2, 4354236010), (4, 2177118005), (5, 1741694404), (10, 870847202), (17, 512263060), (20, 435423601), (34, 256131530), (68, 128065765), (85, 102452612), (170, 51226306), (340, 25613153), (2833, 3073940), (5666, 1536970), (9041, 963220), (11332, 768485), (14165, 614788), (18082, 481610), (28330, 307394), (36164, 240805), (45205, 192644), (48161, 180820), (56660, 153697), (90410, 96322)]