20097120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 63957600

約数和(自身を除く): 43860480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 149, 160, 240, 281, 298, 447, 480, 562, 596, 745, 843, 894, 1124, 1192, 1405, 1490, 1686, 1788, 2235, 2248, 2384, 2810, 2980, 3372, 3576, 4215, 4470, 4496, 4768, 5620, 5960, 6744, 7152, 8430, 8940, 8992, 11240, 11920, 13488, 14304, 16860, 17880, 22480, 23840, 26976, 33720, 35760, 41869, 44960, 67440, 71520, 83738, 125607, 134880, 167476, 209345, 251214, 334952, 418690, 502428, 628035, 669904, 837380, 1004856, 1256070, 1339808, 1674760, 2009712, 2512140, 3349520, 4019424, 5024280, 6699040, 10048560, 20097120]

約数ペア:

[(1, 20097120), (2, 10048560), (3, 6699040), (4, 5024280), (5, 4019424), (6, 3349520), (8, 2512140), (10, 2009712), (12, 1674760), (15, 1339808), (16, 1256070), (20, 1004856), (24, 837380), (30, 669904), (32, 628035), (40, 502428), (48, 418690), (60, 334952), (80, 251214), (96, 209345), (120, 167476), (149, 134880), (160, 125607), (240, 83738), (281, 71520), (298, 67440), (447, 44960), (480, 41869), (562, 35760), (596, 33720), (745, 26976), (843, 23840), (894, 22480), (1124, 17880), (1192, 16860), (1405, 14304), (1490, 13488), (1686, 11920), (1788, 11240), (2235, 8992), (2248, 8940), (2384, 8430), (2810, 7152), (2980, 6744), (3372, 5960), (3576, 5620), (4215, 4768), (4470, 4496)]