2080220740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{643}}^1$

素因数の和:1229

約数の個数: 96

約数和(自身を含む): 4925765376

約数和(自身を除く): 2845544636

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 541, 598, 643, 1082, 1196, 1286, 1495, 2164, 2572, 2705, 2990, 3215, 5410, 5980, 6430, 7033, 8359, 10820, 12443, 12860, 14066, 14789, 16718, 24886, 28132, 29578, 33436, 35165, 41795, 49772, 59156, 62215, 70330, 73945, 83590, 124430, 140660, 147890, 161759, 167180, 192257, 248860, 295780, 323518, 347863, 384514, 647036, 695726, 769028, 808795, 961285, 1391452, 1617590, 1739315, 1922570, 3235180, 3478630, 3845140, 4522219, 6957260, 8000849, 9044438, 16001698, 18088876, 22611095, 32003396, 40004245, 45222190, 80008490, 90444380, 104011037, 160016980, 208022074, 416044148, 520055185, 1040110370, 2080220740]

約数ペア:

[(1, 2080220740), (2, 1040110370), (4, 520055185), (5, 416044148), (10, 208022074), (13, 160016980), (20, 104011037), (23, 90444380), (26, 80008490), (46, 45222190), (52, 40004245), (65, 32003396), (92, 22611095), (115, 18088876), (130, 16001698), (230, 9044438), (260, 8000849), (299, 6957260), (460, 4522219), (541, 3845140), (598, 3478630), (643, 3235180), (1082, 1922570), (1196, 1739315), (1286, 1617590), (1495, 1391452), (2164, 961285), (2572, 808795), (2705, 769028), (2990, 695726), (3215, 647036), (5410, 384514), (5980, 347863), (6430, 323518), (7033, 295780), (8359, 248860), (10820, 192257), (12443, 167180), (12860, 161759), (14066, 147890), (14789, 140660), (16718, 124430), (24886, 83590), (28132, 73945), (29578, 70330), (33436, 62215), (35165, 59156), (41795, 49772)]