1880202280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4273187}}^1$

素因数の和:4273209

約数の個数: 32

約数和(自身を含む): 4615043040

約数和(自身を除く): 2734840760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4273187, 8546374, 17092748, 21365935, 34185496, 42731870, 47005057, 85463740, 94010114, 170927480, 188020228, 235025285, 376040456, 470050570, 940101140, 1880202280]

約数ペア:

[(1, 1880202280), (2, 940101140), (4, 470050570), (5, 376040456), (8, 235025285), (10, 188020228), (11, 170927480), (20, 94010114), (22, 85463740), (40, 47005057), (44, 42731870), (55, 34185496), (88, 21365935), (110, 17092748), (220, 8546374), (440, 4273187)]