21492893200

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1143239}}^1$

素因数の和:1143304

約数の個数: 60

約数和(自身を含む): 52735374720

約数和(自身を除く): 31242481520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 188, 200, 235, 376, 400, 470, 752, 940, 1175, 1880, 2350, 3760, 4700, 9400, 18800, 1143239, 2286478, 4572956, 5716195, 9145912, 11432390, 18291824, 22864780, 28580975, 45729560, 53732233, 57161950, 91459120, 107464466, 114323900, 214928932, 228647800, 268661165, 429857864, 457295600, 537322330, 859715728, 1074644660, 1343305825, 2149289320, 2686611650, 4298578640, 5373223300, 10746446600, 21492893200]

約数ペア:

[(1, 21492893200), (2, 10746446600), (4, 5373223300), (5, 4298578640), (8, 2686611650), (10, 2149289320), (16, 1343305825), (20, 1074644660), (25, 859715728), (40, 537322330), (47, 457295600), (50, 429857864), (80, 268661165), (94, 228647800), (100, 214928932), (188, 114323900), (200, 107464466), (235, 91459120), (376, 57161950), (400, 53732233), (470, 45729560), (752, 28580975), (940, 22864780), (1175, 18291824), (1880, 11432390), (2350, 9145912), (3760, 5716195), (4700, 4572956), (9400, 2286478), (18800, 1143239)]