20809785570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1061}}^1\times {\mathrm{1583}}^1$

素因数の和:2720

約数の個数: 128

約数和(自身を含む): 58137108480

約数和(自身を除く): 37327322910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1061, 1239, 1583, 1770, 2065, 2122, 2478, 3166, 3183, 4130, 4749, 5305, 6195, 6366, 7427, 7915, 9498, 10610, 11081, 12390, 14854, 15830, 15915, 22162, 22281, 23745, 31830, 33243, 37135, 44562, 47490, 55405, 62599, 66486, 74270, 93397, 110810, 111405, 125198, 166215, 186794, 187797, 222810, 280191, 312995, 332430, 375594, 438193, 466985, 560382, 625990, 653779, 876386, 933970, 938985, 1307558, 1314579, 1400955, 1679563, 1877970, 1961337, 2190965, 2629158, 2801910, 3268895, 3359126, 3922674, 4381930, 5038689, 6537790, 6572895, 8397815, 9806685, 10077378, 11756941, 13145790, 16795630, 19613370, 23513882, 25193445, 35270823, 50386890, 58784705, 70541646, 99094217, 117569410, 176354115, 198188434, 297282651, 352708230, 495471085, 594565302, 693659519, 990942170, 1387319038, 1486413255, 2080978557, 2972826510, 3468297595, 4161957114, 6936595190, 10404892785, 20809785570]

約数ペア:

[(1, 20809785570), (2, 10404892785), (3, 6936595190), (5, 4161957114), (6, 3468297595), (7, 2972826510), (10, 2080978557), (14, 1486413255), (15, 1387319038), (21, 990942170), (30, 693659519), (35, 594565302), (42, 495471085), (59, 352708230), (70, 297282651), (105, 198188434), (118, 176354115), (177, 117569410), (210, 99094217), (295, 70541646), (354, 58784705), (413, 50386890), (590, 35270823), (826, 25193445), (885, 23513882), (1061, 19613370), (1239, 16795630), (1583, 13145790), (1770, 11756941), (2065, 10077378), (2122, 9806685), (2478, 8397815), (3166, 6572895), (3183, 6537790), (4130, 5038689), (4749, 4381930), (5305, 3922674), (6195, 3359126), (6366, 3268895), (7427, 2801910), (7915, 2629158), (9498, 2190965), (10610, 1961337), (11081, 1877970), (12390, 1679563), (14854, 1400955), (15830, 1314579), (15915, 1307558), (22162, 938985), (22281, 933970), (23745, 876386), (31830, 653779), (33243, 625990), (37135, 560382), (44562, 466985), (47490, 438193), (55405, 375594), (62599, 332430), (66486, 312995), (74270, 280191), (93397, 222810), (110810, 187797), (111405, 186794), (125198, 166215)]