2062321280

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:746

約数の個数: 128

約数和(自身を含む): 5091007680

約数和(自身を除く): 3028686400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 137, 160, 172, 215, 274, 320, 344, 430, 547, 548, 640, 685, 688, 860, 1094, 1096, 1370, 1376, 1720, 2188, 2192, 2735, 2740, 2752, 3440, 4376, 4384, 5470, 5480, 5504, 5891, 6880, 8752, 8768, 10940, 10960, 11782, 13760, 17504, 17536, 21880, 21920, 23521, 23564, 27520, 29455, 35008, 43760, 43840, 47042, 47128, 58910, 70016, 74939, 87520, 87680, 94084, 94256, 117605, 117820, 149878, 175040, 188168, 188512, 235210, 235640, 299756, 350080, 374695, 376336, 377024, 470420, 471280, 599512, 749390, 752672, 754048, 940840, 942560, 1199024, 1498780, 1505344, 1881680, 1885120, 2398048, 2997560, 3010688, 3222377, 3763360, 3770240, 4796096, 5995120, 6444754, 7526720, 9592192, 11990240, 12889508, 15053440, 16111885, 23980480, 25779016, 32223770, 47960960, 51558032, 64447540, 103116064, 128895080, 206232128, 257790160, 412464256, 515580320, 1031160640, 2062321280]

約数ペア:

[(1, 2062321280), (2, 1031160640), (4, 515580320), (5, 412464256), (8, 257790160), (10, 206232128), (16, 128895080), (20, 103116064), (32, 64447540), (40, 51558032), (43, 47960960), (64, 32223770), (80, 25779016), (86, 23980480), (128, 16111885), (137, 15053440), (160, 12889508), (172, 11990240), (215, 9592192), (274, 7526720), (320, 6444754), (344, 5995120), (430, 4796096), (547, 3770240), (548, 3763360), (640, 3222377), (685, 3010688), (688, 2997560), (860, 2398048), (1094, 1885120), (1096, 1881680), (1370, 1505344), (1376, 1498780), (1720, 1199024), (2188, 942560), (2192, 940840), (2735, 754048), (2740, 752672), (2752, 749390), (3440, 599512), (4376, 471280), (4384, 470420), (5470, 377024), (5480, 376336), (5504, 374695), (5891, 350080), (6880, 299756), (8752, 235640), (8768, 235210), (10940, 188512), (10960, 188168), (11782, 175040), (13760, 149878), (17504, 117820), (17536, 117605), (21880, 94256), (21920, 94084), (23521, 87680), (23564, 87520), (27520, 74939), (29455, 70016), (35008, 58910), (43760, 47128), (43840, 47042)]