20176895880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6227437}}^1$

素因数の和:6227460

約数の個数: 80

約数和(自身を含む): 67816799820

約数和(自身を除く): 47639903940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6227437, 12454874, 18682311, 24909748, 31137185, 37364622, 49819496, 56046933, 62274370, 74729244, 93411555, 112093866, 124548740, 149458488, 168140799, 186823110, 224187732, 249097480, 280234665, 336281598, 373646220, 448375464, 504422397, 560469330, 672563196, 747292440, 840703995, 1008844794, 1120938660, 1345126392, 1681407990, 2017689588, 2241877320, 2522111985, 3362815980, 4035379176, 5044223970, 6725631960, 10088447940, 20176895880]

約数ペア:

[(1, 20176895880), (2, 10088447940), (3, 6725631960), (4, 5044223970), (5, 4035379176), (6, 3362815980), (8, 2522111985), (9, 2241877320), (10, 2017689588), (12, 1681407990), (15, 1345126392), (18, 1120938660), (20, 1008844794), (24, 840703995), (27, 747292440), (30, 672563196), (36, 560469330), (40, 504422397), (45, 448375464), (54, 373646220), (60, 336281598), (72, 280234665), (81, 249097480), (90, 224187732), (108, 186823110), (120, 168140799), (135, 149458488), (162, 124548740), (180, 112093866), (216, 93411555), (270, 74729244), (324, 62274370), (360, 56046933), (405, 49819496), (540, 37364622), (648, 31137185), (810, 24909748), (1080, 18682311), (1620, 12454874), (3240, 6227437)]