20171898240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{808169}}^1$

素因数の和:808204

約数の個数: 128

約数和(自身を含む): 69244005600

約数和(自身を除く): 49072107360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 808169, 1616338, 2424507, 3232676, 4040845, 4849014, 6465352, 8081690, 9698028, 10506197, 12122535, 12930704, 16163380, 19396056, 21012394, 24245070, 25861408, 31518591, 32326760, 38792112, 42024788, 48490140, 51722816, 52530985, 63037182, 64653520, 77584224, 84049576, 96980280, 103445632, 105061970, 126074364, 129307040, 155168448, 157592955, 168099152, 193960560, 210123940, 252148728, 258614080, 310336896, 315185910, 336198304, 387921120, 420247880, 504297456, 517228160, 630371820, 672396608, 775842240, 840495760, 1008594912, 1260743640, 1344793216, 1551684480, 1680991520, 2017189824, 2521487280, 3361983040, 4034379648, 5042974560, 6723966080, 10085949120, 20171898240]

約数ペア:

[(1, 20171898240), (2, 10085949120), (3, 6723966080), (4, 5042974560), (5, 4034379648), (6, 3361983040), (8, 2521487280), (10, 2017189824), (12, 1680991520), (13, 1551684480), (15, 1344793216), (16, 1260743640), (20, 1008594912), (24, 840495760), (26, 775842240), (30, 672396608), (32, 630371820), (39, 517228160), (40, 504297456), (48, 420247880), (52, 387921120), (60, 336198304), (64, 315185910), (65, 310336896), (78, 258614080), (80, 252148728), (96, 210123940), (104, 193960560), (120, 168099152), (128, 157592955), (130, 155168448), (156, 129307040), (160, 126074364), (192, 105061970), (195, 103445632), (208, 96980280), (240, 84049576), (260, 77584224), (312, 64653520), (320, 63037182), (384, 52530985), (390, 51722816), (416, 48490140), (480, 42024788), (520, 38792112), (624, 32326760), (640, 31518591), (780, 25861408), (832, 24245070), (960, 21012394), (1040, 19396056), (1248, 16163380), (1560, 12930704), (1664, 12122535), (1920, 10506197), (2080, 9698028), (2496, 8081690), (3120, 6465352), (4160, 4849014), (4992, 4040845), (6240, 3232676), (8320, 2424507), (12480, 1616338), (24960, 808169)]