28882020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20929}}^1$

素因数の和:20964

約数の個数: 48

約数和(自身を含む): 84389760

約数和(自身を除く): 55507740

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, 1380, 20929, 41858, 62787, 83716, 104645, 125574, 209290, 251148, 313935, 418580, 481367, 627870, 962734, 1255740, 1444101, 1925468, 2406835, 2888202, 4813670, 5776404, 7220505, 9627340, 14441010, 28882020]

約数ペア:

[(1, 28882020), (2, 14441010), (3, 9627340), (4, 7220505), (5, 5776404), (6, 4813670), (10, 2888202), (12, 2406835), (15, 1925468), (20, 1444101), (23, 1255740), (30, 962734), (46, 627870), (60, 481367), (69, 418580), (92, 313935), (115, 251148), (138, 209290), (230, 125574), (276, 104645), (345, 83716), (460, 62787), (690, 41858), (1380, 20929)]