2080986440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{31511}}^1$

素因数の和:31662

約数の個数: 64

約数和(自身を含む): 5082255360

約数和(自身を除く): 3001268920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 5080, 6604, 8255, 13208, 16510, 31511, 33020, 63022, 66040, 126044, 157555, 252088, 315110, 409643, 630220, 819286, 1260440, 1638572, 2048215, 3277144, 4001897, 4096430, 8003794, 8192860, 16007588, 16385720, 20009485, 32015176, 40018970, 52024661, 80037940, 104049322, 160075880, 208098644, 260123305, 416197288, 520246610, 1040493220, 2080986440]

約数ペア:

[(1, 2080986440), (2, 1040493220), (4, 520246610), (5, 416197288), (8, 260123305), (10, 208098644), (13, 160075880), (20, 104049322), (26, 80037940), (40, 52024661), (52, 40018970), (65, 32015176), (104, 20009485), (127, 16385720), (130, 16007588), (254, 8192860), (260, 8003794), (508, 4096430), (520, 4001897), (635, 3277144), (1016, 2048215), (1270, 1638572), (1651, 1260440), (2540, 819286), (3302, 630220), (5080, 409643), (6604, 315110), (8255, 252088), (13208, 157555), (16510, 126044), (31511, 66040), (33020, 63022)]