2020123620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1979}}^1$

素因数の和:2154

約数の個数: 144

約数和(自身を含む): 6304858560

約数和(自身を除く): 4284734940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 107, 159, 180, 212, 214, 265, 318, 321, 428, 477, 530, 535, 636, 642, 795, 954, 963, 1060, 1070, 1284, 1590, 1605, 1908, 1926, 1979, 2140, 2385, 3180, 3210, 3852, 3958, 4770, 4815, 5671, 5937, 6420, 7916, 9540, 9630, 9895, 11342, 11874, 17013, 17811, 19260, 19790, 22684, 23748, 28355, 29685, 34026, 35622, 39580, 51039, 56710, 59370, 68052, 71244, 85065, 89055, 102078, 104887, 113420, 118740, 170130, 178110, 204156, 209774, 211753, 255195, 314661, 340260, 356220, 419548, 423506, 510390, 524435, 629322, 635259, 847012, 943983, 1020780, 1048870, 1058765, 1258644, 1270518, 1573305, 1887966, 1905777, 2097740, 2117530, 2541036, 3146610, 3176295, 3775932, 3811554, 4235060, 4719915, 6293220, 6352590, 7623108, 9439830, 9528885, 11222909, 12705180, 18879660, 19057770, 22445818, 33668727, 38115540, 44891636, 56114545, 67337454, 101006181, 112229090, 134674908, 168343635, 202012362, 224458180, 336687270, 404024724, 505030905, 673374540, 1010061810, 2020123620]

約数ペア:

[(1, 2020123620), (2, 1010061810), (3, 673374540), (4, 505030905), (5, 404024724), (6, 336687270), (9, 224458180), (10, 202012362), (12, 168343635), (15, 134674908), (18, 112229090), (20, 101006181), (30, 67337454), (36, 56114545), (45, 44891636), (53, 38115540), (60, 33668727), (90, 22445818), (106, 19057770), (107, 18879660), (159, 12705180), (180, 11222909), (212, 9528885), (214, 9439830), (265, 7623108), (318, 6352590), (321, 6293220), (428, 4719915), (477, 4235060), (530, 3811554), (535, 3775932), (636, 3176295), (642, 3146610), (795, 2541036), (954, 2117530), (963, 2097740), (1060, 1905777), (1070, 1887966), (1284, 1573305), (1590, 1270518), (1605, 1258644), (1908, 1058765), (1926, 1048870), (1979, 1020780), (2140, 943983), (2385, 847012), (3180, 635259), (3210, 629322), (3852, 524435), (3958, 510390), (4770, 423506), (4815, 419548), (5671, 356220), (5937, 340260), (6420, 314661), (7916, 255195), (9540, 211753), (9630, 209774), (9895, 204156), (11342, 178110), (11874, 170130), (17013, 118740), (17811, 113420), (19260, 104887), (19790, 102078), (22684, 89055), (23748, 85065), (28355, 71244), (29685, 68052), (34026, 59370), (35622, 56710), (39580, 51039)]