2109267520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20407}}^1$

素因数の和:20460

約数の個数: 112

約数和(自身を含む): 5598322560

約数和(自身を除く): 3489055040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 646, 680, 760, 1088, 1216, 1292, 1360, 1520, 1615, 2584, 2720, 3040, 3230, 5168, 5440, 6080, 6460, 10336, 12920, 20407, 20672, 25840, 40814, 51680, 81628, 102035, 103360, 163256, 204070, 326512, 346919, 387733, 408140, 653024, 693838, 775466, 816280, 1306048, 1387676, 1550932, 1632560, 1734595, 1938665, 2775352, 3101864, 3265120, 3469190, 3877330, 5550704, 6203728, 6530240, 6591461, 6938380, 7754660, 11101408, 12407456, 13182922, 13876760, 15509320, 22202816, 24814912, 26365844, 27753520, 31018640, 32957305, 52731688, 55507040, 62037280, 65914610, 105463376, 111014080, 124074560, 131829220, 210926752, 263658440, 421853504, 527316880, 1054633760, 2109267520]

約数ペア:

[(1, 2109267520), (2, 1054633760), (4, 527316880), (5, 421853504), (8, 263658440), (10, 210926752), (16, 131829220), (17, 124074560), (19, 111014080), (20, 105463376), (32, 65914610), (34, 62037280), (38, 55507040), (40, 52731688), (64, 32957305), (68, 31018640), (76, 27753520), (80, 26365844), (85, 24814912), (95, 22202816), (136, 15509320), (152, 13876760), (160, 13182922), (170, 12407456), (190, 11101408), (272, 7754660), (304, 6938380), (320, 6591461), (323, 6530240), (340, 6203728), (380, 5550704), (544, 3877330), (608, 3469190), (646, 3265120), (680, 3101864), (760, 2775352), (1088, 1938665), (1216, 1734595), (1292, 1632560), (1360, 1550932), (1520, 1387676), (1615, 1306048), (2584, 816280), (2720, 775466), (3040, 693838), (3230, 653024), (5168, 408140), (5440, 387733), (6080, 346919), (6460, 326512), (10336, 204070), (12920, 163256), (20407, 103360), (20672, 102035), (25840, 81628), (40814, 51680)]