17400880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 49362912

約数和(自身を除く): 31962032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 193, 196, 230, 245, 280, 322, 368, 386, 392, 460, 490, 560, 644, 772, 784, 805, 920, 965, 980, 1127, 1288, 1351, 1544, 1610, 1840, 1930, 1960, 2254, 2576, 2702, 3088, 3220, 3860, 3920, 4439, 4508, 5404, 5635, 6440, 6755, 7720, 8878, 9016, 9457, 10808, 11270, 12880, 13510, 15440, 17756, 18032, 18914, 21616, 22195, 22540, 27020, 31073, 35512, 37828, 44390, 45080, 47285, 54040, 62146, 71024, 75656, 88780, 90160, 94570, 108080, 124292, 151312, 155365, 177560, 189140, 217511, 248584, 310730, 355120, 378280, 435022, 497168, 621460, 756560, 870044, 1087555, 1242920, 1740088, 2175110, 2485840, 3480176, 4350220, 8700440, 17400880]

約数ペア:

[(1, 17400880), (2, 8700440), (4, 4350220), (5, 3480176), (7, 2485840), (8, 2175110), (10, 1740088), (14, 1242920), (16, 1087555), (20, 870044), (23, 756560), (28, 621460), (35, 497168), (40, 435022), (46, 378280), (49, 355120), (56, 310730), (70, 248584), (80, 217511), (92, 189140), (98, 177560), (112, 155365), (115, 151312), (140, 124292), (161, 108080), (184, 94570), (193, 90160), (196, 88780), (230, 75656), (245, 71024), (280, 62146), (322, 54040), (368, 47285), (386, 45080), (392, 44390), (460, 37828), (490, 35512), (560, 31073), (644, 27020), (772, 22540), (784, 22195), (805, 21616), (920, 18914), (965, 18032), (980, 17756), (1127, 15440), (1288, 13510), (1351, 12880), (1544, 11270), (1610, 10808), (1840, 9457), (1930, 9016), (1960, 8878), (2254, 7720), (2576, 6755), (2702, 6440), (3088, 5635), (3220, 5404), (3860, 4508), (3920, 4439)]