2018567240

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{159193}}^1$

素因数の和:159521

約数の個数: 32

約数和(自身を含む): 4556132280

約数和(自身を除く): 2537565040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 12680, 159193, 318386, 636772, 795965, 1273544, 1591930, 3183860, 6367720, 50464181, 100928362, 201856724, 252320905, 403713448, 504641810, 1009283620, 2018567240]

約数ペア:

[(1, 2018567240), (2, 1009283620), (4, 504641810), (5, 403713448), (8, 252320905), (10, 201856724), (20, 100928362), (40, 50464181), (317, 6367720), (634, 3183860), (1268, 1591930), (1585, 1273544), (2536, 795965), (3170, 636772), (6340, 318386), (12680, 159193)]