19963300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 108

約数和(自身を含む): 52913280

約数和(自身を除く): 32949980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 79, 95, 100, 133, 140, 158, 175, 190, 266, 316, 350, 361, 380, 395, 475, 532, 553, 665, 700, 722, 790, 950, 1106, 1330, 1444, 1501, 1580, 1805, 1900, 1975, 2212, 2527, 2660, 2765, 3002, 3325, 3610, 3950, 5054, 5530, 6004, 6650, 7220, 7505, 7900, 9025, 10108, 10507, 11060, 12635, 13300, 13825, 15010, 18050, 21014, 25270, 27650, 28519, 30020, 36100, 37525, 42028, 50540, 52535, 55300, 57038, 63175, 75050, 105070, 114076, 126350, 142595, 150100, 199633, 210140, 252700, 262675, 285190, 399266, 525350, 570380, 712975, 798532, 998165, 1050700, 1425950, 1996330, 2851900, 3992660, 4990825, 9981650, 19963300]

約数ペア:

[(1, 19963300), (2, 9981650), (4, 4990825), (5, 3992660), (7, 2851900), (10, 1996330), (14, 1425950), (19, 1050700), (20, 998165), (25, 798532), (28, 712975), (35, 570380), (38, 525350), (50, 399266), (70, 285190), (76, 262675), (79, 252700), (95, 210140), (100, 199633), (133, 150100), (140, 142595), (158, 126350), (175, 114076), (190, 105070), (266, 75050), (316, 63175), (350, 57038), (361, 55300), (380, 52535), (395, 50540), (475, 42028), (532, 37525), (553, 36100), (665, 30020), (700, 28519), (722, 27650), (790, 25270), (950, 21014), (1106, 18050), (1330, 15010), (1444, 13825), (1501, 13300), (1580, 12635), (1805, 11060), (1900, 10507), (1975, 10108), (2212, 9025), (2527, 7900), (2660, 7505), (2765, 7220), (3002, 6650), (3325, 6004), (3610, 5530), (3950, 5054)]