22081040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 55056000

約数和(自身を除く): 32974960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 199, 292, 304, 365, 380, 398, 584, 730, 760, 796, 995, 1168, 1387, 1460, 1520, 1592, 1990, 2774, 2920, 3184, 3781, 3980, 5548, 5840, 6935, 7562, 7960, 11096, 13870, 14527, 15124, 15920, 18905, 22192, 27740, 29054, 30248, 37810, 55480, 58108, 60496, 72635, 75620, 110960, 116216, 145270, 151240, 232432, 276013, 290540, 302480, 552026, 581080, 1104052, 1162160, 1380065, 2208104, 2760130, 4416208, 5520260, 11040520, 22081040]

約数ペア:

[(1, 22081040), (2, 11040520), (4, 5520260), (5, 4416208), (8, 2760130), (10, 2208104), (16, 1380065), (19, 1162160), (20, 1104052), (38, 581080), (40, 552026), (73, 302480), (76, 290540), (80, 276013), (95, 232432), (146, 151240), (152, 145270), (190, 116216), (199, 110960), (292, 75620), (304, 72635), (365, 60496), (380, 58108), (398, 55480), (584, 37810), (730, 30248), (760, 29054), (796, 27740), (995, 22192), (1168, 18905), (1387, 15920), (1460, 15124), (1520, 14527), (1592, 13870), (1990, 11096), (2774, 7960), (2920, 7562), (3184, 6935), (3781, 5840), (3980, 5548)]