8132020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31277}}^1$

素因数の和:31299

約数の個数: 24

約数和(自身を含む): 18391464

約数和(自身を除く): 10259444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31277, 62554, 125108, 156385, 312770, 406601, 625540, 813202, 1626404, 2033005, 4066010, 8132020]

約数ペア:

[(1, 8132020), (2, 4066010), (4, 2033005), (5, 1626404), (10, 813202), (13, 625540), (20, 406601), (26, 312770), (52, 156385), (65, 125108), (130, 62554), (260, 31277)]