20074410496

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^1\times {\mathrm{78889}}^1$

素因数の和:78985

約数の個数: 80

約数和(自身を含む): 46485774720

約数和(自身を除く): 26411364224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 896, 994, 1136, 1792, 1988, 2272, 3584, 3976, 4544, 7952, 9088, 15904, 18176, 31808, 36352, 63616, 78889, 127232, 157778, 254464, 315556, 552223, 631112, 1104446, 1262224, 2208892, 2524448, 4417784, 5048896, 5601119, 8835568, 10097792, 11202238, 17671136, 20195584, 22404476, 35342272, 39207833, 40391168, 44808952, 70684544, 78415666, 89617904, 141369088, 156831332, 179235808, 282738176, 313662664, 358471616, 627325328, 716943232, 1254650656, 1433886464, 2509301312, 2867772928, 5018602624, 10037205248, 20074410496]

約数ペア:

[(1, 20074410496), (2, 10037205248), (4, 5018602624), (7, 2867772928), (8, 2509301312), (14, 1433886464), (16, 1254650656), (28, 716943232), (32, 627325328), (56, 358471616), (64, 313662664), (71, 282738176), (112, 179235808), (128, 156831332), (142, 141369088), (224, 89617904), (256, 78415666), (284, 70684544), (448, 44808952), (497, 40391168), (512, 39207833), (568, 35342272), (896, 22404476), (994, 20195584), (1136, 17671136), (1792, 11202238), (1988, 10097792), (2272, 8835568), (3584, 5601119), (3976, 5048896), (4544, 4417784), (7952, 2524448), (9088, 2208892), (15904, 1262224), (18176, 1104446), (31808, 631112), (36352, 552223), (63616, 315556), (78889, 254464), (127232, 157778)]