2257020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12539}}^1$

素因数の和:12554

約数の個数: 36

約数和(自身を含む): 6846840

約数和(自身を除く): 4589820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 12539, 25078, 37617, 50156, 62695, 75234, 112851, 125390, 150468, 188085, 225702, 250780, 376170, 451404, 564255, 752340, 1128510, 2257020]

約数ペア:

[(1, 2257020), (2, 1128510), (3, 752340), (4, 564255), (5, 451404), (6, 376170), (9, 250780), (10, 225702), (12, 188085), (15, 150468), (18, 125390), (20, 112851), (30, 75234), (36, 62695), (45, 50156), (60, 37617), (90, 25078), (180, 12539)]