9391540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 20547072

約数和(自身を除く): 11155532

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 103, 188, 194, 206, 235, 388, 412, 470, 485, 515, 940, 970, 1030, 1940, 2060, 4559, 4841, 9118, 9682, 9991, 18236, 19364, 19982, 22795, 24205, 39964, 45590, 48410, 49955, 91180, 96820, 99910, 199820, 469577, 939154, 1878308, 2347885, 4695770, 9391540]

約数ペア:

[(1, 9391540), (2, 4695770), (4, 2347885), (5, 1878308), (10, 939154), (20, 469577), (47, 199820), (94, 99910), (97, 96820), (103, 91180), (188, 49955), (194, 48410), (206, 45590), (235, 39964), (388, 24205), (412, 22795), (470, 19982), (485, 19364), (515, 18236), (940, 9991), (970, 9682), (1030, 9118), (1940, 4841), (2060, 4559)]