20560210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{601}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 40569984

約数和(自身を除く): 20009774

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 311, 601, 622, 1202, 1555, 3005, 3110, 3421, 6010, 6611, 6842, 13222, 17105, 33055, 34210, 66110, 186911, 373822, 934555, 1869110, 2056021, 4112042, 10280105, 20560210]

約数ペア:

[(1, 20560210), (2, 10280105), (5, 4112042), (10, 2056021), (11, 1869110), (22, 934555), (55, 373822), (110, 186911), (311, 66110), (601, 34210), (622, 33055), (1202, 17105), (1555, 13222), (3005, 6842), (3110, 6611), (3421, 6010)]