20685964530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{88663}}^1$

素因数の和:88792

約数の個数: 128

約数和(自身を含む): 62510247936

約数和(自身を除く): 41824283406

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 101, 105, 110, 154, 165, 202, 210, 231, 303, 330, 385, 462, 505, 606, 707, 770, 1010, 1111, 1155, 1414, 1515, 2121, 2222, 2310, 3030, 3333, 3535, 4242, 5555, 6666, 7070, 7777, 10605, 11110, 15554, 16665, 21210, 23331, 33330, 38885, 46662, 77770, 88663, 116655, 177326, 233310, 265989, 443315, 531978, 620641, 886630, 975293, 1241282, 1329945, 1861923, 1950586, 2659890, 2925879, 3103205, 3723846, 4876465, 5851758, 6206410, 6827051, 8954963, 9309615, 9752930, 13654102, 14629395, 17909926, 18619230, 20481153, 26864889, 29258790, 34135255, 40962306, 44774815, 53729778, 62684741, 68270510, 89549630, 98504593, 102405765, 125369482, 134324445, 188054223, 197009186, 204811530, 268648890, 295513779, 313423705, 376108446, 492522965, 591027558, 626847410, 689532151, 940271115, 985045930, 1379064302, 1477568895, 1880542230, 2068596453, 2955137790, 3447660755, 4137192906, 6895321510, 10342982265, 20685964530]

約数ペア:

[(1, 20685964530), (2, 10342982265), (3, 6895321510), (5, 4137192906), (6, 3447660755), (7, 2955137790), (10, 2068596453), (11, 1880542230), (14, 1477568895), (15, 1379064302), (21, 985045930), (22, 940271115), (30, 689532151), (33, 626847410), (35, 591027558), (42, 492522965), (55, 376108446), (66, 313423705), (70, 295513779), (77, 268648890), (101, 204811530), (105, 197009186), (110, 188054223), (154, 134324445), (165, 125369482), (202, 102405765), (210, 98504593), (231, 89549630), (303, 68270510), (330, 62684741), (385, 53729778), (462, 44774815), (505, 40962306), (606, 34135255), (707, 29258790), (770, 26864889), (1010, 20481153), (1111, 18619230), (1155, 17909926), (1414, 14629395), (1515, 13654102), (2121, 9752930), (2222, 9309615), (2310, 8954963), (3030, 6827051), (3333, 6206410), (3535, 5851758), (4242, 4876465), (5555, 3723846), (6666, 3103205), (7070, 2925879), (7777, 2659890), (10605, 1950586), (11110, 1861923), (15554, 1329945), (16665, 1241282), (21210, 975293), (23331, 886630), (33330, 620641), (38885, 531978), (46662, 443315), (77770, 265989), (88663, 233310), (116655, 177326)]