20341963900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{3299}}^1$

素因数の和:3823

約数の個数: 72

約数和(自身を含む): 44521369200

約数和(自身を除く): 24179405300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 313, 394, 626, 788, 985, 1252, 1565, 1970, 3130, 3299, 3940, 4925, 6260, 6598, 7825, 9850, 13196, 15650, 16495, 19700, 31300, 32990, 61661, 65980, 82475, 123322, 164950, 246644, 308305, 329900, 616610, 649903, 1032587, 1233220, 1299806, 1541525, 2065174, 2599612, 3083050, 3249515, 4130348, 5162935, 6166100, 6499030, 10325870, 12998060, 16247575, 20651740, 25814675, 32495150, 51629350, 64990300, 103258700, 203419639, 406839278, 813678556, 1017098195, 2034196390, 4068392780, 5085490975, 10170981950, 20341963900]

約数ペア:

[(1, 20341963900), (2, 10170981950), (4, 5085490975), (5, 4068392780), (10, 2034196390), (20, 1017098195), (25, 813678556), (50, 406839278), (100, 203419639), (197, 103258700), (313, 64990300), (394, 51629350), (626, 32495150), (788, 25814675), (985, 20651740), (1252, 16247575), (1565, 12998060), (1970, 10325870), (3130, 6499030), (3299, 6166100), (3940, 5162935), (4925, 4130348), (6260, 3249515), (6598, 3083050), (7825, 2599612), (9850, 2065174), (13196, 1541525), (15650, 1299806), (16495, 1233220), (19700, 1032587), (31300, 649903), (32990, 616610), (61661, 329900), (65980, 308305), (82475, 246644), (123322, 164950)]