20373360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 73661952

約数和(自身を除く): 53288592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 105, 112, 120, 134, 140, 168, 181, 201, 210, 240, 268, 280, 335, 336, 362, 402, 420, 469, 536, 543, 560, 670, 724, 804, 840, 905, 938, 1005, 1072, 1086, 1267, 1340, 1407, 1448, 1608, 1680, 1810, 1876, 2010, 2172, 2345, 2534, 2680, 2715, 2814, 2896, 3216, 3620, 3752, 3801, 4020, 4344, 4690, 5068, 5360, 5430, 5628, 6335, 7035, 7240, 7504, 7602, 8040, 8688, 9380, 10136, 10860, 11256, 12127, 12670, 14070, 14480, 15204, 16080, 18760, 19005, 20272, 21720, 22512, 24254, 25340, 28140, 30408, 36381, 37520, 38010, 43440, 48508, 50680, 56280, 60635, 60816, 72762, 76020, 84889, 97016, 101360, 112560, 121270, 145524, 152040, 169778, 181905, 194032, 242540, 254667, 291048, 304080, 339556, 363810, 424445, 485080, 509334, 582096, 679112, 727620, 848890, 970160, 1018668, 1273335, 1358224, 1455240, 1697780, 2037336, 2546670, 2910480, 3395560, 4074672, 5093340, 6791120, 10186680, 20373360]

約数ペア:

[(1, 20373360), (2, 10186680), (3, 6791120), (4, 5093340), (5, 4074672), (6, 3395560), (7, 2910480), (8, 2546670), (10, 2037336), (12, 1697780), (14, 1455240), (15, 1358224), (16, 1273335), (20, 1018668), (21, 970160), (24, 848890), (28, 727620), (30, 679112), (35, 582096), (40, 509334), (42, 485080), (48, 424445), (56, 363810), (60, 339556), (67, 304080), (70, 291048), (80, 254667), (84, 242540), (105, 194032), (112, 181905), (120, 169778), (134, 152040), (140, 145524), (168, 121270), (181, 112560), (201, 101360), (210, 97016), (240, 84889), (268, 76020), (280, 72762), (335, 60816), (336, 60635), (362, 56280), (402, 50680), (420, 48508), (469, 43440), (536, 38010), (543, 37520), (560, 36381), (670, 30408), (724, 28140), (804, 25340), (840, 24254), (905, 22512), (938, 21720), (1005, 20272), (1072, 19005), (1086, 18760), (1267, 16080), (1340, 15204), (1407, 14480), (1448, 14070), (1608, 12670), (1680, 12127), (1810, 11256), (1876, 10860), (2010, 10136), (2172, 9380), (2345, 8688), (2534, 8040), (2680, 7602), (2715, 7504), (2814, 7240), (2896, 7035), (3216, 6335), (3620, 5628), (3752, 5430), (3801, 5360), (4020, 5068), (4344, 4690)]