2019401300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{2719}}^1$

素因数の和:3801

約数の個数: 72

約数和(自身を含む): 5014679040

約数和(自身を除く): 2995277740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1061, 2122, 2719, 4244, 5305, 5438, 7427, 10610, 10876, 13595, 14854, 19033, 21220, 26525, 27190, 29708, 37135, 38066, 53050, 54380, 67975, 74270, 76132, 95165, 106100, 135950, 148540, 185675, 190330, 271900, 371350, 380660, 475825, 742700, 951650, 1903300, 2884859, 5769718, 11539436, 14424295, 20194013, 28848590, 40388026, 57697180, 72121475, 80776052, 100970065, 144242950, 201940130, 288485900, 403880260, 504850325, 1009700650, 2019401300]

約数ペア:

[(1, 2019401300), (2, 1009700650), (4, 504850325), (5, 403880260), (7, 288485900), (10, 201940130), (14, 144242950), (20, 100970065), (25, 80776052), (28, 72121475), (35, 57697180), (50, 40388026), (70, 28848590), (100, 20194013), (140, 14424295), (175, 11539436), (350, 5769718), (700, 2884859), (1061, 1903300), (2122, 951650), (2719, 742700), (4244, 475825), (5305, 380660), (5438, 371350), (7427, 271900), (10610, 190330), (10876, 185675), (13595, 148540), (14854, 135950), (19033, 106100), (21220, 95165), (26525, 76132), (27190, 74270), (29708, 67975), (37135, 54380), (38066, 53050)]