15115580

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1123}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 31818192

約数和(自身を除く): 16702612

約数列:

[1, 2, 4, 5, 10, 20, 673, 1123, 1346, 2246, 2692, 3365, 4492, 5615, 6730, 11230, 13460, 22460, 755779, 1511558, 3023116, 3778895, 7557790, 15115580]

約数ペア:

[(1, 15115580), (2, 7557790), (4, 3778895), (5, 3023116), (10, 1511558), (20, 755779), (673, 22460), (1123, 13460), (1346, 11230), (2246, 6730), (2692, 5615), (3365, 4492)]