15628040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16987}}^1$

素因数の和:17021

約数の個数: 32

約数和(自身を含む): 36694080

約数和(自身を除く): 21066040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 16987, 33974, 67948, 84935, 135896, 169870, 339740, 390701, 679480, 781402, 1562804, 1953505, 3125608, 3907010, 7814020, 15628040]

約数ペア:

[(1, 15628040), (2, 7814020), (4, 3907010), (5, 3125608), (8, 1953505), (10, 1562804), (20, 781402), (23, 679480), (40, 390701), (46, 339740), (92, 169870), (115, 135896), (184, 84935), (230, 67948), (460, 33974), (920, 16987)]