2219500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 5084352

約数和(自身を除く): 2864852

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 193, 230, 250, 386, 460, 500, 575, 772, 965, 1150, 1930, 2300, 2875, 3860, 4439, 4825, 5750, 8878, 9650, 11500, 17756, 19300, 22195, 24125, 44390, 48250, 88780, 96500, 110975, 221950, 443900, 554875, 1109750, 2219500]

約数ペア:

[(1, 2219500), (2, 1109750), (4, 554875), (5, 443900), (10, 221950), (20, 110975), (23, 96500), (25, 88780), (46, 48250), (50, 44390), (92, 24125), (100, 22195), (115, 19300), (125, 17756), (193, 11500), (230, 9650), (250, 8878), (386, 5750), (460, 4825), (500, 4439), (575, 3860), (772, 2875), (965, 2300), (1150, 1930)]