20176160

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2683}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 48698496

約数和(自身を除く): 28522336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 2683, 3760, 5366, 7520, 10732, 13415, 21464, 26830, 42928, 53660, 85856, 107320, 126101, 214640, 252202, 429280, 504404, 630505, 1008808, 1261010, 2017616, 2522020, 4035232, 5044040, 10088080, 20176160]

約数ペア:

[(1, 20176160), (2, 10088080), (4, 5044040), (5, 4035232), (8, 2522020), (10, 2017616), (16, 1261010), (20, 1008808), (32, 630505), (40, 504404), (47, 429280), (80, 252202), (94, 214640), (160, 126101), (188, 107320), (235, 85856), (376, 53660), (470, 42928), (752, 26830), (940, 21464), (1504, 13415), (1880, 10732), (2683, 7520), (3760, 5366)]