2017445920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{78317}}^1$

素因数の和:78362

約数の個数: 96

約数和(自身を含む): 5684007168

約数和(自身を除く): 3666561248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 12880, 25760, 78317, 156634, 313268, 391585, 548219, 626536, 783170, 1096438, 1253072, 1566340, 1801291, 2192876, 2506144, 2741095, 3132680, 3602582, 4385752, 5482190, 6265360, 7205164, 8771504, 9006455, 10964380, 12530720, 12609037, 14410328, 17543008, 18012910, 21928760, 25218074, 28820656, 36025820, 43857520, 50436148, 57641312, 63045185, 72051640, 87715040, 100872296, 126090370, 144103280, 201744592, 252180740, 288206560, 403489184, 504361480, 1008722960, 2017445920]

約数ペア:

[(1, 2017445920), (2, 1008722960), (4, 504361480), (5, 403489184), (7, 288206560), (8, 252180740), (10, 201744592), (14, 144103280), (16, 126090370), (20, 100872296), (23, 87715040), (28, 72051640), (32, 63045185), (35, 57641312), (40, 50436148), (46, 43857520), (56, 36025820), (70, 28820656), (80, 25218074), (92, 21928760), (112, 18012910), (115, 17543008), (140, 14410328), (160, 12609037), (161, 12530720), (184, 10964380), (224, 9006455), (230, 8771504), (280, 7205164), (322, 6265360), (368, 5482190), (460, 4385752), (560, 3602582), (644, 3132680), (736, 2741095), (805, 2506144), (920, 2192876), (1120, 1801291), (1288, 1566340), (1610, 1253072), (1840, 1096438), (2576, 783170), (3220, 626536), (3680, 548219), (5152, 391585), (6440, 313268), (12880, 156634), (25760, 78317)]