12321890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1709}}^1$

素因数の和:1826

約数の個数: 32

約数和(自身を含む): 25608960

約数和(自身を除く): 13287070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 1709, 3418, 3605, 7210, 8545, 11963, 17090, 23926, 59815, 119630, 176027, 352054, 880135, 1232189, 1760270, 2464378, 6160945, 12321890]

約数ペア:

[(1, 12321890), (2, 6160945), (5, 2464378), (7, 1760270), (10, 1232189), (14, 880135), (35, 352054), (70, 176027), (103, 119630), (206, 59815), (515, 23926), (721, 17090), (1030, 11963), (1442, 8545), (1709, 7210), (3418, 3605)]