404307040

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 977163264

約数和(自身を除く): 572856224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 127, 160, 197, 202, 254, 394, 404, 505, 508, 635, 788, 808, 985, 1010, 1016, 1270, 1576, 1616, 1970, 2020, 2032, 2540, 3152, 3232, 3940, 4040, 4064, 5080, 6304, 7880, 8080, 10160, 12827, 15760, 16160, 19897, 20320, 25019, 25654, 31520, 39794, 50038, 51308, 64135, 79588, 99485, 100076, 102616, 125095, 128270, 159176, 198970, 200152, 205232, 250190, 256540, 318352, 397940, 400304, 410464, 500380, 513080, 636704, 795880, 800608, 1000760, 1026160, 1591760, 2001520, 2052320, 2526919, 3183520, 4003040, 5053838, 10107676, 12634595, 20215352, 25269190, 40430704, 50538380, 80861408, 101076760, 202153520, 404307040]

約数ペア:

[(1, 404307040), (2, 202153520), (4, 101076760), (5, 80861408), (8, 50538380), (10, 40430704), (16, 25269190), (20, 20215352), (32, 12634595), (40, 10107676), (80, 5053838), (101, 4003040), (127, 3183520), (160, 2526919), (197, 2052320), (202, 2001520), (254, 1591760), (394, 1026160), (404, 1000760), (505, 800608), (508, 795880), (635, 636704), (788, 513080), (808, 500380), (985, 410464), (1010, 400304), (1016, 397940), (1270, 318352), (1576, 256540), (1616, 250190), (1970, 205232), (2020, 200152), (2032, 198970), (2540, 159176), (3152, 128270), (3232, 125095), (3940, 102616), (4040, 100076), (4064, 99485), (5080, 79588), (6304, 64135), (7880, 51308), (8080, 50038), (10160, 39794), (12827, 31520), (15760, 25654), (16160, 25019), (19897, 20320)]