39656320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 106634880

約数和(自身を除く): 66978560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 131, 160, 172, 176, 215, 220, 262, 320, 344, 352, 430, 440, 473, 524, 640, 655, 688, 704, 860, 880, 946, 1048, 1310, 1376, 1408, 1441, 1720, 1760, 1892, 2096, 2365, 2620, 2752, 2882, 3440, 3520, 3784, 4192, 4730, 5240, 5504, 5633, 5764, 6880, 7040, 7205, 7568, 8384, 9460, 10480, 11266, 11528, 13760, 14410, 15136, 16768, 18920, 20960, 22532, 23056, 27520, 28165, 28820, 30272, 37840, 41920, 45064, 46112, 56330, 57640, 60544, 61963, 75680, 83840, 90128, 92224, 112660, 115280, 123926, 151360, 180256, 184448, 225320, 230560, 247852, 302720, 309815, 360512, 450640, 461120, 495704, 619630, 721024, 901280, 922240, 991408, 1239260, 1802560, 1982816, 2478520, 3605120, 3965632, 4957040, 7931264, 9914080, 19828160, 39656320]

約数ペア:

[(1, 39656320), (2, 19828160), (4, 9914080), (5, 7931264), (8, 4957040), (10, 3965632), (11, 3605120), (16, 2478520), (20, 1982816), (22, 1802560), (32, 1239260), (40, 991408), (43, 922240), (44, 901280), (55, 721024), (64, 619630), (80, 495704), (86, 461120), (88, 450640), (110, 360512), (128, 309815), (131, 302720), (160, 247852), (172, 230560), (176, 225320), (215, 184448), (220, 180256), (262, 151360), (320, 123926), (344, 115280), (352, 112660), (430, 92224), (440, 90128), (473, 83840), (524, 75680), (640, 61963), (655, 60544), (688, 57640), (704, 56330), (860, 46112), (880, 45064), (946, 41920), (1048, 37840), (1310, 30272), (1376, 28820), (1408, 28165), (1441, 27520), (1720, 23056), (1760, 22532), (1892, 20960), (2096, 18920), (2365, 16768), (2620, 15136), (2752, 14410), (2882, 13760), (3440, 11528), (3520, 11266), (3784, 10480), (4192, 9460), (4730, 8384), (5240, 7568), (5504, 7205), (5633, 7040), (5764, 6880)]