20148092720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2707}}^1\times {\mathrm{13291}}^1$

素因数の和:16018

約数の個数: 80

約数和(自身を含む): 53560167168

約数和(自身を除く): 33412074448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2707, 5414, 10828, 13291, 13535, 18949, 21656, 26582, 27070, 37898, 43312, 53164, 54140, 66455, 75796, 93037, 94745, 106328, 108280, 132910, 151592, 186074, 189490, 212656, 216560, 265820, 303184, 372148, 378980, 465185, 531640, 744296, 757960, 930370, 1063280, 1488592, 1515920, 1860740, 3721480, 7442960, 35978737, 71957474, 143914948, 179893685, 251851159, 287829896, 359787370, 503702318, 575659792, 719574740, 1007404636, 1259255795, 1439149480, 2014809272, 2518511590, 2878298960, 4029618544, 5037023180, 10074046360, 20148092720]

約数ペア:

[(1, 20148092720), (2, 10074046360), (4, 5037023180), (5, 4029618544), (7, 2878298960), (8, 2518511590), (10, 2014809272), (14, 1439149480), (16, 1259255795), (20, 1007404636), (28, 719574740), (35, 575659792), (40, 503702318), (56, 359787370), (70, 287829896), (80, 251851159), (112, 179893685), (140, 143914948), (280, 71957474), (560, 35978737), (2707, 7442960), (5414, 3721480), (10828, 1860740), (13291, 1515920), (13535, 1488592), (18949, 1063280), (21656, 930370), (26582, 757960), (27070, 744296), (37898, 531640), (43312, 465185), (53164, 378980), (54140, 372148), (66455, 303184), (75796, 265820), (93037, 216560), (94745, 212656), (106328, 189490), (108280, 186074), (132910, 151592)]