388518084860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{203419}}^1$

素因数の和:203583

約数の個数: 96

約数和(自身を含む): 876577464000

約数和(自身を除く): 488059379140

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 89, 116, 145, 148, 178, 185, 290, 356, 370, 445, 580, 740, 890, 1073, 1780, 2146, 2581, 3293, 4292, 5162, 5365, 6586, 10324, 10730, 12905, 13172, 16465, 21460, 25810, 32930, 51620, 65860, 95497, 190994, 203419, 381988, 406838, 477485, 813676, 954970, 1017095, 1909940, 2034190, 4068380, 5899151, 7526503, 11798302, 15053006, 18104291, 23596604, 29495755, 30106012, 36208582, 37632515, 58991510, 72417164, 75265030, 90521455, 117983020, 150530060, 181042910, 218268587, 362085820, 436537174, 525024439, 669858767, 873074348, 1050048878, 1091342935, 1339717534, 2100097756, 2182685870, 2625122195, 2679435068, 3349293835, 4365371740, 5250244390, 6698587670, 10500488780, 13397175340, 19425904243, 38851808486, 77703616972, 97129521215, 194259042430, 388518084860]

約数ペア:

[(1, 388518084860), (2, 194259042430), (4, 97129521215), (5, 77703616972), (10, 38851808486), (20, 19425904243), (29, 13397175340), (37, 10500488780), (58, 6698587670), (74, 5250244390), (89, 4365371740), (116, 3349293835), (145, 2679435068), (148, 2625122195), (178, 2182685870), (185, 2100097756), (290, 1339717534), (356, 1091342935), (370, 1050048878), (445, 873074348), (580, 669858767), (740, 525024439), (890, 436537174), (1073, 362085820), (1780, 218268587), (2146, 181042910), (2581, 150530060), (3293, 117983020), (4292, 90521455), (5162, 75265030), (5365, 72417164), (6586, 58991510), (10324, 37632515), (10730, 36208582), (12905, 30106012), (13172, 29495755), (16465, 23596604), (21460, 18104291), (25810, 15053006), (32930, 11798302), (51620, 7526503), (65860, 5899151), (95497, 4068380), (190994, 2034190), (203419, 1909940), (381988, 1017095), (406838, 954970), (477485, 813676)]