1000040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 2350080

約数和(自身を除く): 1350040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1087, 2174, 4348, 5435, 8696, 10870, 21740, 25001, 43480, 50002, 100004, 125005, 200008, 250010, 500020, 1000040]

約数ペア:

[(1, 1000040), (2, 500020), (4, 250010), (5, 200008), (8, 125005), (10, 100004), (20, 50002), (23, 43480), (40, 25001), (46, 21740), (92, 10870), (115, 8696), (184, 5435), (230, 4348), (460, 2174), (920, 1087)]