19386560

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 56

約数和(自身を含む): 47183040

約数和(自身を除く): 27796480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1289, 1504, 1880, 2578, 3008, 3760, 5156, 6445, 7520, 10312, 12890, 15040, 20624, 25780, 41248, 51560, 60583, 82496, 103120, 121166, 206240, 242332, 302915, 412480, 484664, 605830, 969328, 1211660, 1938656, 2423320, 3877312, 4846640, 9693280, 19386560]

約数ペア:

[(1, 19386560), (2, 9693280), (4, 4846640), (5, 3877312), (8, 2423320), (10, 1938656), (16, 1211660), (20, 969328), (32, 605830), (40, 484664), (47, 412480), (64, 302915), (80, 242332), (94, 206240), (160, 121166), (188, 103120), (235, 82496), (320, 60583), (376, 51560), (470, 41248), (752, 25780), (940, 20624), (1289, 15040), (1504, 12890), (1880, 10312), (2578, 7520), (3008, 6445), (3760, 5156)]