2019763240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 5079697920

約数和(自身を除く): 3059934680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 131, 134, 220, 262, 268, 335, 440, 523, 524, 536, 655, 670, 737, 1046, 1048, 1310, 1340, 1441, 1474, 2092, 2615, 2620, 2680, 2882, 2948, 3685, 4184, 5230, 5240, 5753, 5764, 5896, 7205, 7370, 8777, 10460, 11506, 11528, 14410, 14740, 17554, 20920, 23012, 28765, 28820, 29480, 35041, 35108, 43885, 46024, 57530, 57640, 68513, 70082, 70216, 87770, 96547, 115060, 137026, 140164, 175205, 175540, 193094, 230120, 274052, 280328, 342565, 350410, 351080, 385451, 386188, 482735, 548104, 685130, 700820, 753643, 770902, 772376, 965470, 1370260, 1401640, 1507286, 1541804, 1927255, 1930940, 2740520, 3014572, 3083608, 3768215, 3854510, 3861880, 4590371, 6029144, 7536430, 7709020, 9180742, 15072860, 15418040, 18361484, 22951855, 30145720, 36722968, 45903710, 50494081, 91807420, 100988162, 183614840, 201976324, 252470405, 403952648, 504940810, 1009881620, 2019763240]

約数ペア:

[(1, 2019763240), (2, 1009881620), (4, 504940810), (5, 403952648), (8, 252470405), (10, 201976324), (11, 183614840), (20, 100988162), (22, 91807420), (40, 50494081), (44, 45903710), (55, 36722968), (67, 30145720), (88, 22951855), (110, 18361484), (131, 15418040), (134, 15072860), (220, 9180742), (262, 7709020), (268, 7536430), (335, 6029144), (440, 4590371), (523, 3861880), (524, 3854510), (536, 3768215), (655, 3083608), (670, 3014572), (737, 2740520), (1046, 1930940), (1048, 1927255), (1310, 1541804), (1340, 1507286), (1441, 1401640), (1474, 1370260), (2092, 965470), (2615, 772376), (2620, 770902), (2680, 753643), (2882, 700820), (2948, 685130), (3685, 548104), (4184, 482735), (5230, 386188), (5240, 385451), (5753, 351080), (5764, 350410), (5896, 342565), (7205, 280328), (7370, 274052), (8777, 230120), (10460, 193094), (11506, 175540), (11528, 175205), (14410, 140164), (14740, 137026), (17554, 115060), (20920, 96547), (23012, 87770), (28765, 70216), (28820, 70082), (29480, 68513), (35041, 57640), (35108, 57530), (43885, 46024)]