2238280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5087}}^1$

素因数の和:5109

約数の個数: 32

約数和(自身を含む): 5495040

約数和(自身を除く): 3256760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5087, 10174, 20348, 25435, 40696, 50870, 55957, 101740, 111914, 203480, 223828, 279785, 447656, 559570, 1119140, 2238280]

約数ペア:

[(1, 2238280), (2, 1119140), (4, 559570), (5, 447656), (8, 279785), (10, 223828), (11, 203480), (20, 111914), (22, 101740), (40, 55957), (44, 50870), (55, 40696), (88, 25435), (110, 20348), (220, 10174), (440, 5087)]