20109840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83791}}^1$

素因数の和:83807

約数の個数: 40

約数和(自身を含む): 62341248

約数和(自身を除く): 42231408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83791, 167582, 251373, 335164, 418955, 502746, 670328, 837910, 1005492, 1256865, 1340656, 1675820, 2010984, 2513730, 3351640, 4021968, 5027460, 6703280, 10054920, 20109840]

約数ペア:

[(1, 20109840), (2, 10054920), (3, 6703280), (4, 5027460), (5, 4021968), (6, 3351640), (8, 2513730), (10, 2010984), (12, 1675820), (15, 1340656), (16, 1256865), (20, 1005492), (24, 837910), (30, 670328), (40, 502746), (48, 418955), (60, 335164), (80, 251373), (120, 167582), (240, 83791)]