6431480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 16174080

約数和(自身を除く): 9742600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 311, 376, 440, 470, 517, 622, 940, 1034, 1244, 1555, 1880, 2068, 2488, 2585, 3110, 3421, 4136, 5170, 6220, 6842, 10340, 12440, 13684, 14617, 17105, 20680, 27368, 29234, 34210, 58468, 68420, 73085, 116936, 136840, 146170, 160787, 292340, 321574, 584680, 643148, 803935, 1286296, 1607870, 3215740, 6431480]

約数ペア:

[(1, 6431480), (2, 3215740), (4, 1607870), (5, 1286296), (8, 803935), (10, 643148), (11, 584680), (20, 321574), (22, 292340), (40, 160787), (44, 146170), (47, 136840), (55, 116936), (88, 73085), (94, 68420), (110, 58468), (188, 34210), (220, 29234), (235, 27368), (311, 20680), (376, 17105), (440, 14617), (470, 13684), (517, 12440), (622, 10340), (940, 6842), (1034, 6220), (1244, 5170), (1555, 4136), (1880, 3421), (2068, 3110), (2488, 2585)]