1282020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 3749760

約数和(自身を除く): 2467740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 929, 1380, 1858, 2787, 3716, 4645, 5574, 9290, 11148, 13935, 18580, 21367, 27870, 42734, 55740, 64101, 85468, 106835, 128202, 213670, 256404, 320505, 427340, 641010, 1282020]

約数ペア:

[(1, 1282020), (2, 641010), (3, 427340), (4, 320505), (5, 256404), (6, 213670), (10, 128202), (12, 106835), (15, 85468), (20, 64101), (23, 55740), (30, 42734), (46, 27870), (60, 21367), (69, 18580), (92, 13935), (115, 11148), (138, 9290), (230, 5574), (276, 4645), (345, 3716), (460, 2787), (690, 1858), (929, 1380)]