55967560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 138153600

約数和(自身を除く): 82186040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 409, 440, 622, 818, 1244, 1555, 1636, 2045, 2488, 3110, 3272, 3421, 4090, 4499, 6220, 6842, 8180, 8998, 12440, 13684, 16360, 17105, 17996, 22495, 27368, 34210, 35992, 44990, 68420, 89980, 127199, 136840, 179960, 254398, 508796, 635995, 1017592, 1271990, 1399189, 2543980, 2798378, 5087960, 5596756, 6995945, 11193512, 13991890, 27983780, 55967560]

約数ペア:

[(1, 55967560), (2, 27983780), (4, 13991890), (5, 11193512), (8, 6995945), (10, 5596756), (11, 5087960), (20, 2798378), (22, 2543980), (40, 1399189), (44, 1271990), (55, 1017592), (88, 635995), (110, 508796), (220, 254398), (311, 179960), (409, 136840), (440, 127199), (622, 89980), (818, 68420), (1244, 44990), (1555, 35992), (1636, 34210), (2045, 27368), (2488, 22495), (3110, 17996), (3272, 17105), (3421, 16360), (4090, 13684), (4499, 12440), (6220, 8998), (6842, 8180)]