11729060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 28358400

約数和(自身を除く): 16629340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 421, 796, 842, 995, 1393, 1684, 1990, 2105, 2786, 2947, 3980, 4210, 5572, 5894, 6965, 8420, 11788, 13930, 14735, 27860, 29470, 58940, 83779, 167558, 335116, 418895, 586453, 837790, 1172906, 1675580, 2345812, 2932265, 5864530, 11729060]

約数ペア:

[(1, 11729060), (2, 5864530), (4, 2932265), (5, 2345812), (7, 1675580), (10, 1172906), (14, 837790), (20, 586453), (28, 418895), (35, 335116), (70, 167558), (140, 83779), (199, 58940), (398, 29470), (421, 27860), (796, 14735), (842, 13930), (995, 11788), (1393, 8420), (1684, 6965), (1990, 5894), (2105, 5572), (2786, 4210), (2947, 3980)]