20147996580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{23173}}^1$

素因数の和:23565

約数の個数: 96

約数和(自身を含む): 57900146304

約数和(自身を除く): 37752149724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 337, 430, 516, 645, 674, 860, 1011, 1290, 1348, 1685, 2022, 2580, 3370, 4044, 5055, 6740, 10110, 14491, 20220, 23173, 28982, 43473, 46346, 57964, 69519, 72455, 86946, 92692, 115865, 139038, 144910, 173892, 217365, 231730, 278076, 289820, 347595, 434730, 463460, 695190, 869460, 996439, 1390380, 1992878, 2989317, 3985756, 4982195, 5978634, 7809301, 9964390, 11957268, 14946585, 15618602, 19928780, 23427903, 29893170, 31237204, 39046505, 46855806, 59786340, 78093010, 93711612, 117139515, 156186020, 234279030, 335799943, 468558060, 671599886, 1007399829, 1343199772, 1678999715, 2014799658, 3357999430, 4029599316, 5036999145, 6715998860, 10073998290, 20147996580]

約数ペア:

[(1, 20147996580), (2, 10073998290), (3, 6715998860), (4, 5036999145), (5, 4029599316), (6, 3357999430), (10, 2014799658), (12, 1678999715), (15, 1343199772), (20, 1007399829), (30, 671599886), (43, 468558060), (60, 335799943), (86, 234279030), (129, 156186020), (172, 117139515), (215, 93711612), (258, 78093010), (337, 59786340), (430, 46855806), (516, 39046505), (645, 31237204), (674, 29893170), (860, 23427903), (1011, 19928780), (1290, 15618602), (1348, 14946585), (1685, 11957268), (2022, 9964390), (2580, 7809301), (3370, 5978634), (4044, 4982195), (5055, 3985756), (6740, 2989317), (10110, 1992878), (14491, 1390380), (20220, 996439), (23173, 869460), (28982, 695190), (43473, 463460), (46346, 434730), (57964, 347595), (69519, 289820), (72455, 278076), (86946, 231730), (92692, 217365), (115865, 173892), (139038, 144910)]