1920040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2087}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 4510080

約数和(自身を除く): 2590040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2087, 4174, 8348, 10435, 16696, 20870, 41740, 48001, 83480, 96002, 192004, 240005, 384008, 480010, 960020, 1920040]

約数ペア:

[(1, 1920040), (2, 960020), (4, 480010), (5, 384008), (8, 240005), (10, 192004), (20, 96002), (23, 83480), (40, 48001), (46, 41740), (92, 20870), (115, 16696), (184, 10435), (230, 8348), (460, 4174), (920, 2087)]