19190080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:696

約数の個数: 112

約数和(自身を含む): 56327040

約数和(自身を除く): 37136960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 659, 728, 832, 910, 1040, 1120, 1318, 1456, 1820, 2080, 2240, 2636, 2912, 3295, 3640, 4160, 4613, 5272, 5824, 6590, 7280, 8567, 9226, 10544, 13180, 14560, 17134, 18452, 21088, 23065, 26360, 29120, 34268, 36904, 42176, 42835, 46130, 52720, 59969, 68536, 73808, 85670, 92260, 105440, 119938, 137072, 147616, 171340, 184520, 210880, 239876, 274144, 295232, 299845, 342680, 369040, 479752, 548288, 599690, 685360, 738080, 959504, 1199380, 1370720, 1476160, 1919008, 2398760, 2741440, 3838016, 4797520, 9595040, 19190080]

約数ペア:

[(1, 19190080), (2, 9595040), (4, 4797520), (5, 3838016), (7, 2741440), (8, 2398760), (10, 1919008), (13, 1476160), (14, 1370720), (16, 1199380), (20, 959504), (26, 738080), (28, 685360), (32, 599690), (35, 548288), (40, 479752), (52, 369040), (56, 342680), (64, 299845), (65, 295232), (70, 274144), (80, 239876), (91, 210880), (104, 184520), (112, 171340), (130, 147616), (140, 137072), (160, 119938), (182, 105440), (208, 92260), (224, 85670), (260, 73808), (280, 68536), (320, 59969), (364, 52720), (416, 46130), (448, 42835), (455, 42176), (520, 36904), (560, 34268), (659, 29120), (728, 26360), (832, 23065), (910, 21088), (1040, 18452), (1120, 17134), (1318, 14560), (1456, 13180), (1820, 10544), (2080, 9226), (2240, 8567), (2636, 7280), (2912, 6590), (3295, 5824), (3640, 5272), (4160, 4613)]