20850134520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1\times {\mathrm{3167}}^1$

素因数の和:3925

約数の個数: 128

約数和(自身を含む): 63419811840

約数和(自身を除く): 42569677320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 661, 664, 830, 996, 1245, 1322, 1660, 1983, 1992, 2490, 2644, 3167, 3305, 3320, 3966, 4980, 5288, 6334, 6610, 7932, 9501, 9915, 9960, 12668, 13220, 15835, 15864, 19002, 19830, 25336, 26440, 31670, 38004, 39660, 47505, 54863, 63340, 76008, 79320, 95010, 109726, 126680, 164589, 190020, 219452, 262861, 274315, 329178, 380040, 438904, 525722, 548630, 658356, 788583, 822945, 1051444, 1097260, 1314305, 1316712, 1577166, 1645890, 2093387, 2102888, 2194520, 2628610, 3154332, 3291780, 3942915, 4186774, 5257220, 6280161, 6308664, 6583560, 7885830, 8373548, 10466935, 10514440, 12560322, 15771660, 16747096, 20933870, 25120644, 31400805, 31543320, 41867740, 50241288, 62801610, 83735480, 125603220, 173751121, 251206440, 347502242, 521253363, 695004484, 868755605, 1042506726, 1390008968, 1737511210, 2085013452, 2606266815, 3475022420, 4170026904, 5212533630, 6950044840, 10425067260, 20850134520]

約数ペア:

[(1, 20850134520), (2, 10425067260), (3, 6950044840), (4, 5212533630), (5, 4170026904), (6, 3475022420), (8, 2606266815), (10, 2085013452), (12, 1737511210), (15, 1390008968), (20, 1042506726), (24, 868755605), (30, 695004484), (40, 521253363), (60, 347502242), (83, 251206440), (120, 173751121), (166, 125603220), (249, 83735480), (332, 62801610), (415, 50241288), (498, 41867740), (661, 31543320), (664, 31400805), (830, 25120644), (996, 20933870), (1245, 16747096), (1322, 15771660), (1660, 12560322), (1983, 10514440), (1992, 10466935), (2490, 8373548), (2644, 7885830), (3167, 6583560), (3305, 6308664), (3320, 6280161), (3966, 5257220), (4980, 4186774), (5288, 3942915), (6334, 3291780), (6610, 3154332), (7932, 2628610), (9501, 2194520), (9915, 2102888), (9960, 2093387), (12668, 1645890), (13220, 1577166), (15835, 1316712), (15864, 1314305), (19002, 1097260), (19830, 1051444), (25336, 822945), (26440, 788583), (31670, 658356), (38004, 548630), (39660, 525722), (47505, 438904), (54863, 380040), (63340, 329178), (76008, 274315), (79320, 262861), (95010, 219452), (109726, 190020), (126680, 164589)]