2019985105720

素因数分解:

$2^3\times 5^1\times {\mathrm{599}}^1\times {\mathrm{907}}^1\times {\mathrm{92951}}^1$

素因数の和:94468

約数の個数: 64

約数和(自身を含む): 4557622464000

約数和(自身を除く): 2537637358280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 599, 907, 1198, 1814, 2396, 2995, 3628, 4535, 4792, 5990, 7256, 9070, 11980, 18140, 23960, 36280, 92951, 185902, 371804, 464755, 543293, 743608, 929510, 1086586, 1859020, 2173172, 2716465, 3718040, 4346344, 5432930, 10865860, 21731720, 55677649, 84306557, 111355298, 168613114, 222710596, 278388245, 337226228, 421532785, 445421192, 556776490, 674452456, 843065570, 1113552980, 1686131140, 2227105960, 3372262280, 50499627643, 100999255286, 201998510572, 252498138215, 403997021144, 504996276430, 1009992552860, 2019985105720]

約数ペア:

[(1, 2019985105720), (2, 1009992552860), (4, 504996276430), (5, 403997021144), (8, 252498138215), (10, 201998510572), (20, 100999255286), (40, 50499627643), (599, 3372262280), (907, 2227105960), (1198, 1686131140), (1814, 1113552980), (2396, 843065570), (2995, 674452456), (3628, 556776490), (4535, 445421192), (4792, 421532785), (5990, 337226228), (7256, 278388245), (9070, 222710596), (11980, 168613114), (18140, 111355298), (23960, 84306557), (36280, 55677649), (92951, 21731720), (185902, 10865860), (371804, 5432930), (464755, 4346344), (543293, 3718040), (743608, 2716465), (929510, 2173172), (1086586, 1859020)]