136645580

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{4349}}^1$

素因数の和:5929

約数の個数: 24

約数和(自身を含む): 287204400

約数和(自身を除く): 150558820

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 4349, 6284, 7855, 8698, 15710, 17396, 21745, 31420, 43490, 86980, 6832279, 13664558, 27329116, 34161395, 68322790, 136645580]

約数ペア:

[(1, 136645580), (2, 68322790), (4, 34161395), (5, 27329116), (10, 13664558), (20, 6832279), (1571, 86980), (3142, 43490), (4349, 31420), (6284, 21745), (7855, 17396), (8698, 15710)]