19508440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 53218080

約数和(自身を除く): 33709640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 193, 266, 280, 361, 380, 386, 532, 665, 722, 760, 772, 965, 1064, 1330, 1351, 1444, 1544, 1805, 1930, 2527, 2660, 2702, 2888, 3610, 3667, 3860, 5054, 5320, 5404, 6755, 7220, 7334, 7720, 10108, 10808, 12635, 13510, 14440, 14668, 18335, 20216, 25270, 25669, 27020, 29336, 36670, 50540, 51338, 54040, 69673, 73340, 101080, 102676, 128345, 139346, 146680, 205352, 256690, 278692, 348365, 487711, 513380, 557384, 696730, 975422, 1026760, 1393460, 1950844, 2438555, 2786920, 3901688, 4877110, 9754220, 19508440]

約数ペア:

[(1, 19508440), (2, 9754220), (4, 4877110), (5, 3901688), (7, 2786920), (8, 2438555), (10, 1950844), (14, 1393460), (19, 1026760), (20, 975422), (28, 696730), (35, 557384), (38, 513380), (40, 487711), (56, 348365), (70, 278692), (76, 256690), (95, 205352), (133, 146680), (140, 139346), (152, 128345), (190, 102676), (193, 101080), (266, 73340), (280, 69673), (361, 54040), (380, 51338), (386, 50540), (532, 36670), (665, 29336), (722, 27020), (760, 25669), (772, 25270), (965, 20216), (1064, 18335), (1330, 14668), (1351, 14440), (1444, 13510), (1544, 12635), (1805, 10808), (1930, 10108), (2527, 7720), (2660, 7334), (2702, 7220), (2888, 6755), (3610, 5404), (3667, 5320), (3860, 5054)]