20716867360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{973537}}^1$

素因数の和:973578

約数の個数: 96

約数和(自身を含む): 58879578240

約数和(自身を除く): 38162710880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 4256, 5320, 10640, 21280, 973537, 1947074, 3894148, 4867685, 6814759, 7788296, 9735370, 13629518, 15576592, 18497203, 19470740, 27259036, 31153184, 34073795, 36994406, 38941480, 54518072, 68147590, 73988812, 77882960, 92486015, 109036144, 129480421, 136295180, 147977624, 155765920, 184972030, 218072288, 258960842, 272590360, 295955248, 369944060, 517921684, 545180720, 591910496, 647402105, 739888120, 1035843368, 1090361440, 1294804210, 1479776240, 2071686736, 2589608420, 2959552480, 4143373472, 5179216840, 10358433680, 20716867360]

約数ペア:

[(1, 20716867360), (2, 10358433680), (4, 5179216840), (5, 4143373472), (7, 2959552480), (8, 2589608420), (10, 2071686736), (14, 1479776240), (16, 1294804210), (19, 1090361440), (20, 1035843368), (28, 739888120), (32, 647402105), (35, 591910496), (38, 545180720), (40, 517921684), (56, 369944060), (70, 295955248), (76, 272590360), (80, 258960842), (95, 218072288), (112, 184972030), (133, 155765920), (140, 147977624), (152, 136295180), (160, 129480421), (190, 109036144), (224, 92486015), (266, 77882960), (280, 73988812), (304, 68147590), (380, 54518072), (532, 38941480), (560, 36994406), (608, 34073795), (665, 31153184), (760, 27259036), (1064, 19470740), (1120, 18497203), (1330, 15576592), (1520, 13629518), (2128, 9735370), (2660, 7788296), (3040, 6814759), (4256, 4867685), (5320, 3894148), (10640, 1947074), (21280, 973537)]