84690790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{445741}}^1$

素因数の和:445767

約数の個数: 16

約数和(自身を含む): 160467120

約数和(自身を除く): 75776330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 445741, 891482, 2228705, 4457410, 8469079, 16938158, 42345395, 84690790]

約数ペア:

[(1, 84690790), (2, 42345395), (5, 16938158), (10, 8469079), (19, 4457410), (38, 2228705), (95, 891482), (190, 445741)]