2004680920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{198091}}^1$

素因数の和:198136

約数の個数: 64

約数和(自身を含む): 5134544640

約数和(自身を除く): 3129863720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 198091, 396182, 792364, 990455, 1584728, 1980910, 2179001, 3961820, 4358002, 4556093, 7923640, 8716004, 9112186, 10895005, 17432008, 18224372, 21790010, 22780465, 36448744, 43580020, 45560930, 50117023, 87160040, 91121860, 100234046, 182243720, 200468092, 250585115, 400936184, 501170230, 1002340460, 2004680920]

約数ペア:

[(1, 2004680920), (2, 1002340460), (4, 501170230), (5, 400936184), (8, 250585115), (10, 200468092), (11, 182243720), (20, 100234046), (22, 91121860), (23, 87160040), (40, 50117023), (44, 45560930), (46, 43580020), (55, 36448744), (88, 22780465), (92, 21790010), (110, 18224372), (115, 17432008), (184, 10895005), (220, 9112186), (230, 8716004), (253, 7923640), (440, 4556093), (460, 4358002), (506, 3961820), (920, 2179001), (1012, 1980910), (1265, 1584728), (2024, 990455), (2530, 792364), (5060, 396182), (10120, 198091)]