66826790

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{27961}}^1$

素因数の和:28207

約数の個数: 16

約数和(自身を含む): 120795840

約数和(自身を除く): 53969050

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 27961, 55922, 139805, 279610, 6682679, 13365358, 33413395, 66826790]

約数ペア:

[(1, 66826790), (2, 33413395), (5, 13365358), (10, 6682679), (239, 279610), (478, 139805), (1195, 55922), (2390, 27961)]