2087400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 7633440

約数和(自身を除く): 5546040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 71, 75, 84, 98, 100, 105, 120, 140, 142, 147, 150, 168, 175, 196, 200, 210, 213, 245, 280, 284, 294, 300, 350, 355, 392, 420, 426, 490, 497, 525, 568, 588, 600, 700, 710, 735, 840, 852, 980, 994, 1050, 1065, 1176, 1225, 1400, 1420, 1470, 1491, 1704, 1775, 1960, 1988, 2100, 2130, 2450, 2485, 2840, 2940, 2982, 3479, 3550, 3675, 3976, 4200, 4260, 4900, 4970, 5325, 5880, 5964, 6958, 7100, 7350, 7455, 8520, 9800, 9940, 10437, 10650, 11928, 12425, 13916, 14200, 14700, 14910, 17395, 19880, 20874, 21300, 24850, 27832, 29400, 29820, 34790, 37275, 41748, 42600, 49700, 52185, 59640, 69580, 74550, 83496, 86975, 99400, 104370, 139160, 149100, 173950, 208740, 260925, 298200, 347900, 417480, 521850, 695800, 1043700, 2087400]

約数ペア:

[(1, 2087400), (2, 1043700), (3, 695800), (4, 521850), (5, 417480), (6, 347900), (7, 298200), (8, 260925), (10, 208740), (12, 173950), (14, 149100), (15, 139160), (20, 104370), (21, 99400), (24, 86975), (25, 83496), (28, 74550), (30, 69580), (35, 59640), (40, 52185), (42, 49700), (49, 42600), (50, 41748), (56, 37275), (60, 34790), (70, 29820), (71, 29400), (75, 27832), (84, 24850), (98, 21300), (100, 20874), (105, 19880), (120, 17395), (140, 14910), (142, 14700), (147, 14200), (150, 13916), (168, 12425), (175, 11928), (196, 10650), (200, 10437), (210, 9940), (213, 9800), (245, 8520), (280, 7455), (284, 7350), (294, 7100), (300, 6958), (350, 5964), (355, 5880), (392, 5325), (420, 4970), (426, 4900), (490, 4260), (497, 4200), (525, 3976), (568, 3675), (588, 3550), (600, 3479), (700, 2982), (710, 2940), (735, 2840), (840, 2485), (852, 2450), (980, 2130), (994, 2100), (1050, 1988), (1065, 1960), (1176, 1775), (1225, 1704), (1400, 1491), (1420, 1470)]