2018906940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1256

約数の個数: 144

約数和(自身を含む): 6043379328

約数和(自身を除く): 4024472388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 83, 95, 114, 166, 190, 228, 249, 285, 332, 361, 380, 415, 498, 570, 722, 830, 996, 1083, 1123, 1140, 1245, 1444, 1577, 1660, 1805, 2166, 2246, 2490, 3154, 3369, 3610, 4332, 4492, 4731, 4980, 5415, 5615, 6308, 6738, 7220, 7885, 9462, 10830, 11230, 13476, 15770, 16845, 18924, 21337, 21660, 22460, 23655, 29963, 31540, 33690, 42674, 47310, 59926, 64011, 67380, 85348, 89889, 93209, 94620, 106685, 119852, 128022, 149815, 179778, 186418, 213370, 256044, 279627, 299630, 320055, 359556, 372836, 405403, 426740, 449445, 466045, 559254, 599260, 640110, 810806, 898890, 932090, 1118508, 1216209, 1280220, 1398135, 1621612, 1770971, 1797780, 1864180, 2027015, 2432418, 2796270, 3541942, 4054030, 4864836, 5312913, 5592540, 6081045, 7083884, 8108060, 8854855, 10625826, 12162090, 17709710, 21251652, 24324180, 26564565, 33648449, 35419420, 53129130, 67296898, 100945347, 106258260, 134593796, 168242245, 201890694, 336484490, 403781388, 504726735, 672968980, 1009453470, 2018906940]

約数ペア:

[(1, 2018906940), (2, 1009453470), (3, 672968980), (4, 504726735), (5, 403781388), (6, 336484490), (10, 201890694), (12, 168242245), (15, 134593796), (19, 106258260), (20, 100945347), (30, 67296898), (38, 53129130), (57, 35419420), (60, 33648449), (76, 26564565), (83, 24324180), (95, 21251652), (114, 17709710), (166, 12162090), (190, 10625826), (228, 8854855), (249, 8108060), (285, 7083884), (332, 6081045), (361, 5592540), (380, 5312913), (415, 4864836), (498, 4054030), (570, 3541942), (722, 2796270), (830, 2432418), (996, 2027015), (1083, 1864180), (1123, 1797780), (1140, 1770971), (1245, 1621612), (1444, 1398135), (1577, 1280220), (1660, 1216209), (1805, 1118508), (2166, 932090), (2246, 898890), (2490, 810806), (3154, 640110), (3369, 599260), (3610, 559254), (4332, 466045), (4492, 449445), (4731, 426740), (4980, 405403), (5415, 372836), (5615, 359556), (6308, 320055), (6738, 299630), (7220, 279627), (7885, 256044), (9462, 213370), (10830, 186418), (11230, 179778), (13476, 149815), (15770, 128022), (16845, 119852), (18924, 106685), (21337, 94620), (21660, 93209), (22460, 89889), (23655, 85348), (29963, 67380), (31540, 64011), (33690, 59926), (42674, 47310)]