12749140

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1709}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 26860680

約数和(自身を除く): 14111540

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1709, 1865, 3418, 3730, 6836, 7460, 8545, 17090, 34180, 637457, 1274914, 2549828, 3187285, 6374570, 12749140]

約数ペア:

[(1, 12749140), (2, 6374570), (4, 3187285), (5, 2549828), (10, 1274914), (20, 637457), (373, 34180), (746, 17090), (1492, 8545), (1709, 7460), (1865, 6836), (3418, 3730)]