207925540

素因数分解:

$2^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{10909}}^1$

素因数の和:11871

約数の個数: 24

約数和(自身を含む): 437141880

約数和(自身を除く): 229216340

約数列:

[1, 2, 4, 5, 10, 20, 953, 1906, 3812, 4765, 9530, 10909, 19060, 21818, 43636, 54545, 109090, 218180, 10396277, 20792554, 41585108, 51981385, 103962770, 207925540]

約数ペア:

[(1, 207925540), (2, 103962770), (4, 51981385), (5, 41585108), (10, 20792554), (20, 10396277), (953, 218180), (1906, 109090), (3812, 54545), (4765, 43636), (9530, 21818), (10909, 19060)]