39683840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 112240128

約数和(自身を除く): 72556288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 103, 112, 128, 140, 160, 172, 206, 215, 224, 256, 280, 301, 320, 344, 412, 430, 448, 515, 560, 602, 640, 688, 721, 824, 860, 896, 1030, 1120, 1204, 1280, 1376, 1442, 1505, 1648, 1720, 1792, 2060, 2240, 2408, 2752, 2884, 3010, 3296, 3440, 3605, 4120, 4429, 4480, 4816, 5504, 5768, 6020, 6592, 6880, 7210, 8240, 8858, 8960, 9632, 11008, 11536, 12040, 13184, 13760, 14420, 16480, 17716, 19264, 22145, 23072, 24080, 26368, 27520, 28840, 31003, 32960, 35432, 38528, 44290, 46144, 48160, 55040, 57680, 62006, 65920, 70864, 77056, 88580, 92288, 96320, 115360, 124012, 131840, 141728, 155015, 177160, 184576, 192640, 230720, 248024, 283456, 310030, 354320, 385280, 461440, 496048, 566912, 620060, 708640, 922880, 992096, 1133824, 1240120, 1417280, 1984192, 2480240, 2834560, 3968384, 4960480, 5669120, 7936768, 9920960, 19841920, 39683840]

約数ペア:

[(1, 39683840), (2, 19841920), (4, 9920960), (5, 7936768), (7, 5669120), (8, 4960480), (10, 3968384), (14, 2834560), (16, 2480240), (20, 1984192), (28, 1417280), (32, 1240120), (35, 1133824), (40, 992096), (43, 922880), (56, 708640), (64, 620060), (70, 566912), (80, 496048), (86, 461440), (103, 385280), (112, 354320), (128, 310030), (140, 283456), (160, 248024), (172, 230720), (206, 192640), (215, 184576), (224, 177160), (256, 155015), (280, 141728), (301, 131840), (320, 124012), (344, 115360), (412, 96320), (430, 92288), (448, 88580), (515, 77056), (560, 70864), (602, 65920), (640, 62006), (688, 57680), (721, 55040), (824, 48160), (860, 46144), (896, 44290), (1030, 38528), (1120, 35432), (1204, 32960), (1280, 31003), (1376, 28840), (1442, 27520), (1505, 26368), (1648, 24080), (1720, 23072), (1792, 22145), (2060, 19264), (2240, 17716), (2408, 16480), (2752, 14420), (2884, 13760), (3010, 13184), (3296, 12040), (3440, 11536), (3605, 11008), (4120, 9632), (4429, 8960), (4480, 8858), (4816, 8240), (5504, 7210), (5768, 6880), (6020, 6592)]