20873083560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{130099}}^1$

素因数の和:130311

約数の個数: 128

約数和(自身を含む): 71940096000

約数和(自身を除く): 51067012440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 191, 210, 280, 382, 420, 573, 764, 840, 955, 1146, 1337, 1528, 1910, 2292, 2674, 2865, 3820, 4011, 4584, 5348, 5730, 6685, 7640, 8022, 10696, 11460, 13370, 16044, 20055, 22920, 26740, 32088, 40110, 53480, 80220, 130099, 160440, 260198, 390297, 520396, 650495, 780594, 910693, 1040792, 1300990, 1561188, 1821386, 1951485, 2601980, 2732079, 3122376, 3642772, 3902970, 4553465, 5203960, 5464158, 7285544, 7805940, 9106930, 10928316, 13660395, 15611880, 18213860, 21856632, 24848909, 27320790, 36427720, 49697818, 54641580, 74546727, 99395636, 109283160, 124244545, 149093454, 173942363, 198791272, 248489090, 298186908, 347884726, 372733635, 496978180, 521827089, 596373816, 695769452, 745467270, 869711815, 993956360, 1043654178, 1391538904, 1490934540, 1739423630, 2087308356, 2609135445, 2981869080, 3478847260, 4174616712, 5218270890, 6957694520, 10436541780, 20873083560]

約数ペア:

[(1, 20873083560), (2, 10436541780), (3, 6957694520), (4, 5218270890), (5, 4174616712), (6, 3478847260), (7, 2981869080), (8, 2609135445), (10, 2087308356), (12, 1739423630), (14, 1490934540), (15, 1391538904), (20, 1043654178), (21, 993956360), (24, 869711815), (28, 745467270), (30, 695769452), (35, 596373816), (40, 521827089), (42, 496978180), (56, 372733635), (60, 347884726), (70, 298186908), (84, 248489090), (105, 198791272), (120, 173942363), (140, 149093454), (168, 124244545), (191, 109283160), (210, 99395636), (280, 74546727), (382, 54641580), (420, 49697818), (573, 36427720), (764, 27320790), (840, 24848909), (955, 21856632), (1146, 18213860), (1337, 15611880), (1528, 13660395), (1910, 10928316), (2292, 9106930), (2674, 7805940), (2865, 7285544), (3820, 5464158), (4011, 5203960), (4584, 4553465), (5348, 3902970), (5730, 3642772), (6685, 3122376), (7640, 2732079), (8022, 2601980), (10696, 1951485), (11460, 1821386), (13370, 1561188), (16044, 1300990), (20055, 1040792), (22920, 910693), (26740, 780594), (32088, 650495), (40110, 520396), (53480, 390297), (80220, 260198), (130099, 160440)]