248742020

素因数分解:

$2^2\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{6619}}^1$

素因数の和:8507

約数の個数: 24

約数和(自身を含む): 522715200

約数和(自身を除く): 273973180

約数列:

[1, 2, 4, 5, 10, 20, 1879, 3758, 6619, 7516, 9395, 13238, 18790, 26476, 33095, 37580, 66190, 132380, 12437101, 24874202, 49748404, 62185505, 124371010, 248742020]

約数ペア:

[(1, 248742020), (2, 124371010), (4, 62185505), (5, 49748404), (10, 24874202), (20, 12437101), (1879, 132380), (3758, 66190), (6619, 37580), (7516, 33095), (9395, 26476), (13238, 18790)]