1969134860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1278659}}^1$

素因数の和:1278686

約数の個数: 48

約数和(自身を含む): 5155557120

約数和(自身を除く): 3186422260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1278659, 2557318, 5114636, 6393295, 8950613, 12786590, 14065249, 17901226, 25573180, 28130498, 35802452, 44753065, 56260996, 70326245, 89506130, 98456743, 140652490, 179012260, 196913486, 281304980, 393826972, 492283715, 984567430, 1969134860]

約数ペア:

[(1, 1969134860), (2, 984567430), (4, 492283715), (5, 393826972), (7, 281304980), (10, 196913486), (11, 179012260), (14, 140652490), (20, 98456743), (22, 89506130), (28, 70326245), (35, 56260996), (44, 44753065), (55, 35802452), (70, 28130498), (77, 25573180), (110, 17901226), (140, 14065249), (154, 12786590), (220, 8950613), (308, 6393295), (385, 5114636), (770, 2557318), (1540, 1278659)]