2105008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 4419360

約数和(自身を除く): 2314352

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 109, 136, 142, 218, 272, 284, 436, 568, 872, 1136, 1207, 1744, 1853, 2414, 3706, 4828, 7412, 7739, 9656, 14824, 15478, 19312, 29648, 30956, 61912, 123824, 131563, 263126, 526252, 1052504, 2105008]

約数ペア:

[(1, 2105008), (2, 1052504), (4, 526252), (8, 263126), (16, 131563), (17, 123824), (34, 61912), (68, 30956), (71, 29648), (109, 19312), (136, 15478), (142, 14824), (218, 9656), (272, 7739), (284, 7412), (436, 4828), (568, 3706), (872, 2414), (1136, 1853), (1207, 1744)]