9914180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 11858620

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 199, 212, 235, 265, 398, 470, 530, 796, 940, 995, 1060, 1990, 2491, 3980, 4982, 9353, 9964, 10547, 12455, 18706, 21094, 24910, 37412, 42188, 46765, 49820, 52735, 93530, 105470, 187060, 210940, 495709, 991418, 1982836, 2478545, 4957090, 9914180]

約数ペア:

[(1, 9914180), (2, 4957090), (4, 2478545), (5, 1982836), (10, 991418), (20, 495709), (47, 210940), (53, 187060), (94, 105470), (106, 93530), (188, 52735), (199, 49820), (212, 46765), (235, 42188), (265, 37412), (398, 24910), (470, 21094), (530, 18706), (796, 12455), (940, 10547), (995, 9964), (1060, 9353), (1990, 4982), (2491, 3980)]