20738605440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1543051}}^1$

素因数の和:1543080

約数の個数: 128

約数和(自身を含む): 75547825920

約数和(自身を除く): 54809220480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1543051, 3086102, 4629153, 6172204, 7715255, 9258306, 10801357, 12344408, 15430510, 18516612, 21602714, 23145765, 24688816, 30861020, 32404071, 37033224, 43205428, 46291530, 49377632, 54006785, 61722040, 64808142, 74066448, 86410856, 92583060, 98755264, 108013570, 123444080, 129616284, 148132896, 162020355, 172821712, 185166120, 197510528, 216027140, 246888160, 259232568, 296265792, 324040710, 345643424, 370332240, 432054280, 493776320, 518465136, 592531584, 648081420, 691286848, 740664480, 864108560, 987552640, 1036930272, 1296162840, 1382573696, 1481328960, 1728217120, 2073860544, 2592325680, 2962657920, 3456434240, 4147721088, 5184651360, 6912868480, 10369302720, 20738605440]

約数ペア:

[(1, 20738605440), (2, 10369302720), (3, 6912868480), (4, 5184651360), (5, 4147721088), (6, 3456434240), (7, 2962657920), (8, 2592325680), (10, 2073860544), (12, 1728217120), (14, 1481328960), (15, 1382573696), (16, 1296162840), (20, 1036930272), (21, 987552640), (24, 864108560), (28, 740664480), (30, 691286848), (32, 648081420), (35, 592531584), (40, 518465136), (42, 493776320), (48, 432054280), (56, 370332240), (60, 345643424), (64, 324040710), (70, 296265792), (80, 259232568), (84, 246888160), (96, 216027140), (105, 197510528), (112, 185166120), (120, 172821712), (128, 162020355), (140, 148132896), (160, 129616284), (168, 123444080), (192, 108013570), (210, 98755264), (224, 92583060), (240, 86410856), (280, 74066448), (320, 64808142), (336, 61722040), (384, 54006785), (420, 49377632), (448, 46291530), (480, 43205428), (560, 37033224), (640, 32404071), (672, 30861020), (840, 24688816), (896, 23145765), (960, 21602714), (1120, 18516612), (1344, 15430510), (1680, 12344408), (1920, 10801357), (2240, 9258306), (2688, 7715255), (3360, 6172204), (4480, 4629153), (6720, 3086102), (13440, 1543051)]