2488392580

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{66499}}^1$

素因数の和:68379

約数の個数: 24

約数和(自身を含む): 5228496000

約数和(自身を除く): 2740103420

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3742, 7484, 9355, 18710, 37420, 66499, 132998, 265996, 332495, 664990, 1329980, 124419629, 248839258, 497678516, 622098145, 1244196290, 2488392580]

約数ペア:

[(1, 2488392580), (2, 1244196290), (4, 622098145), (5, 497678516), (10, 248839258), (20, 124419629), (1871, 1329980), (3742, 664990), (7484, 332495), (9355, 265996), (18710, 132998), (37420, 66499)]