2544080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:97

約数の個数: 120

約数和(自身を含む): 7633440

約数和(自身を除く): 5089360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 59, 70, 77, 80, 88, 98, 110, 112, 118, 140, 154, 176, 196, 220, 236, 245, 280, 295, 308, 385, 392, 413, 440, 472, 490, 539, 560, 590, 616, 649, 770, 784, 826, 880, 944, 980, 1078, 1180, 1232, 1298, 1540, 1652, 1960, 2065, 2156, 2360, 2596, 2695, 2891, 3080, 3245, 3304, 3920, 4130, 4312, 4543, 4720, 5192, 5390, 5782, 6160, 6490, 6608, 8260, 8624, 9086, 10384, 10780, 11564, 12980, 14455, 16520, 18172, 21560, 22715, 23128, 25960, 28910, 31801, 33040, 36344, 43120, 45430, 46256, 51920, 57820, 63602, 72688, 90860, 115640, 127204, 159005, 181720, 231280, 254408, 318010, 363440, 508816, 636020, 1272040, 2544080]

約数ペア:

[(1, 2544080), (2, 1272040), (4, 636020), (5, 508816), (7, 363440), (8, 318010), (10, 254408), (11, 231280), (14, 181720), (16, 159005), (20, 127204), (22, 115640), (28, 90860), (35, 72688), (40, 63602), (44, 57820), (49, 51920), (55, 46256), (56, 45430), (59, 43120), (70, 36344), (77, 33040), (80, 31801), (88, 28910), (98, 25960), (110, 23128), (112, 22715), (118, 21560), (140, 18172), (154, 16520), (176, 14455), (196, 12980), (220, 11564), (236, 10780), (245, 10384), (280, 9086), (295, 8624), (308, 8260), (385, 6608), (392, 6490), (413, 6160), (440, 5782), (472, 5390), (490, 5192), (539, 4720), (560, 4543), (590, 4312), (616, 4130), (649, 3920), (770, 3304), (784, 3245), (826, 3080), (880, 2891), (944, 2695), (980, 2596), (1078, 2360), (1180, 2156), (1232, 2065), (1298, 1960), (1540, 1652)]