140008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 32

約数和(自身を含む): 300960

約数和(自身を除く): 160952

約数列:

[1, 2, 4, 8, 11, 22, 37, 43, 44, 74, 86, 88, 148, 172, 296, 344, 407, 473, 814, 946, 1591, 1628, 1892, 3182, 3256, 3784, 6364, 12728, 17501, 35002, 70004, 140008]

約数ペア:

[(1, 140008), (2, 70004), (4, 35002), (8, 17501), (11, 12728), (22, 6364), (37, 3784), (43, 3256), (44, 3182), (74, 1892), (86, 1628), (88, 1591), (148, 946), (172, 814), (296, 473), (344, 407)]