19618565520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4302317}}^1$

素因数の和:4302352

約数の個数: 80

約数和(自身を含む): 64018491840

約数和(自身を除く): 44399926320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4302317, 8604634, 12906951, 17209268, 21511585, 25813902, 34418536, 43023170, 51627804, 64534755, 68837072, 81744023, 86046340, 103255608, 129069510, 163488046, 172092680, 206511216, 245232069, 258139020, 326976092, 344185360, 408720115, 490464138, 516278040, 653952184, 817440230, 980928276, 1032556080, 1226160345, 1307904368, 1634880460, 1961856552, 2452320690, 3269760920, 3923713104, 4904641380, 6539521840, 9809282760, 19618565520]

約数ペア:

[(1, 19618565520), (2, 9809282760), (3, 6539521840), (4, 4904641380), (5, 3923713104), (6, 3269760920), (8, 2452320690), (10, 1961856552), (12, 1634880460), (15, 1307904368), (16, 1226160345), (19, 1032556080), (20, 980928276), (24, 817440230), (30, 653952184), (38, 516278040), (40, 490464138), (48, 408720115), (57, 344185360), (60, 326976092), (76, 258139020), (80, 245232069), (95, 206511216), (114, 172092680), (120, 163488046), (152, 129069510), (190, 103255608), (228, 86046340), (240, 81744023), (285, 68837072), (304, 64534755), (380, 51627804), (456, 43023170), (570, 34418536), (760, 25813902), (912, 21511585), (1140, 17209268), (1520, 12906951), (2280, 8604634), (4560, 4302317)]