20053201280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{15277}}^1$

素因数の和:15596

約数の個数: 128

約数和(自身を含む): 54978799680

約数和(自身を除く): 34925598400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 293, 320, 448, 560, 586, 640, 896, 1120, 1172, 1465, 2051, 2240, 2344, 2930, 4102, 4480, 4688, 5860, 8204, 9376, 10255, 11720, 15277, 16408, 18752, 20510, 23440, 30554, 32816, 37504, 41020, 46880, 61108, 65632, 76385, 82040, 93760, 106939, 122216, 131264, 152770, 164080, 187520, 213878, 244432, 262528, 305540, 328160, 427756, 488864, 534695, 611080, 656320, 855512, 977728, 1069390, 1222160, 1312640, 1711024, 1955456, 2138780, 2444320, 3422048, 4277560, 4476161, 4888640, 6844096, 8555120, 8952322, 9777280, 13688192, 17110240, 17904644, 22380805, 31333127, 34220480, 35809288, 44761610, 62666254, 68440960, 71618576, 89523220, 125332508, 143237152, 156665635, 179046440, 250665016, 286474304, 313331270, 358092880, 501330032, 572948608, 626662540, 716185760, 1002660064, 1253325080, 1432371520, 2005320128, 2506650160, 2864743040, 4010640256, 5013300320, 10026600640, 20053201280]

約数ペア:

[(1, 20053201280), (2, 10026600640), (4, 5013300320), (5, 4010640256), (7, 2864743040), (8, 2506650160), (10, 2005320128), (14, 1432371520), (16, 1253325080), (20, 1002660064), (28, 716185760), (32, 626662540), (35, 572948608), (40, 501330032), (56, 358092880), (64, 313331270), (70, 286474304), (80, 250665016), (112, 179046440), (128, 156665635), (140, 143237152), (160, 125332508), (224, 89523220), (280, 71618576), (293, 68440960), (320, 62666254), (448, 44761610), (560, 35809288), (586, 34220480), (640, 31333127), (896, 22380805), (1120, 17904644), (1172, 17110240), (1465, 13688192), (2051, 9777280), (2240, 8952322), (2344, 8555120), (2930, 6844096), (4102, 4888640), (4480, 4476161), (4688, 4277560), (5860, 3422048), (8204, 2444320), (9376, 2138780), (10255, 1955456), (11720, 1711024), (15277, 1312640), (16408, 1222160), (18752, 1069390), (20510, 977728), (23440, 855512), (30554, 656320), (32816, 611080), (37504, 534695), (41020, 488864), (46880, 427756), (61108, 328160), (65632, 305540), (76385, 262528), (82040, 244432), (93760, 213878), (106939, 187520), (122216, 164080), (131264, 152770)]