12862880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4729}}^1$

素因数の和:4761

約数の個数: 48

約数和(自身を含む): 32182920

約数和(自身を除く): 19320040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4729, 9458, 18916, 23645, 37832, 47290, 75664, 80393, 94580, 151328, 160786, 189160, 321572, 378320, 401965, 643144, 756640, 803930, 1286288, 1607860, 2572576, 3215720, 6431440, 12862880]

約数ペア:

[(1, 12862880), (2, 6431440), (4, 3215720), (5, 2572576), (8, 1607860), (10, 1286288), (16, 803930), (17, 756640), (20, 643144), (32, 401965), (34, 378320), (40, 321572), (68, 189160), (80, 160786), (85, 151328), (136, 94580), (160, 80393), (170, 75664), (272, 47290), (340, 37832), (544, 23645), (680, 18916), (1360, 9458), (2720, 4729)]