20186407840

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{337}}^1\times {\mathrm{1181}}^1$

素因数の和:1850

約数の個数: 96

約数和(自身を含む): 48023421264

約数和(自身を除く): 27837013424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 337, 634, 674, 1181, 1268, 1348, 1585, 1685, 2362, 2536, 2696, 3170, 3370, 4724, 5072, 5392, 5905, 6340, 6740, 9448, 10144, 10784, 11810, 12680, 13480, 18896, 23620, 25360, 26960, 37792, 47240, 50720, 53920, 94480, 106829, 188960, 213658, 374377, 397997, 427316, 534145, 748754, 795994, 854632, 1068290, 1497508, 1591988, 1709264, 1871885, 1989985, 2136580, 2995016, 3183976, 3418528, 3743770, 3979970, 4273160, 5990032, 6367952, 7487540, 7959940, 8546320, 11980064, 12735904, 14975080, 15919880, 17092640, 29950160, 31839760, 59900320, 63679520, 126165049, 252330098, 504660196, 630825245, 1009320392, 1261650490, 2018640784, 2523300980, 4037281568, 5046601960, 10093203920, 20186407840]

約数ペア:

[(1, 20186407840), (2, 10093203920), (4, 5046601960), (5, 4037281568), (8, 2523300980), (10, 2018640784), (16, 1261650490), (20, 1009320392), (32, 630825245), (40, 504660196), (80, 252330098), (160, 126165049), (317, 63679520), (337, 59900320), (634, 31839760), (674, 29950160), (1181, 17092640), (1268, 15919880), (1348, 14975080), (1585, 12735904), (1685, 11980064), (2362, 8546320), (2536, 7959940), (2696, 7487540), (3170, 6367952), (3370, 5990032), (4724, 4273160), (5072, 3979970), (5392, 3743770), (5905, 3418528), (6340, 3183976), (6740, 2995016), (9448, 2136580), (10144, 1989985), (10784, 1871885), (11810, 1709264), (12680, 1591988), (13480, 1497508), (18896, 1068290), (23620, 854632), (25360, 795994), (26960, 748754), (37792, 534145), (47240, 427316), (50720, 397997), (53920, 374377), (94480, 213658), (106829, 188960)]