15238940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7121}}^1$

素因数の和:7237

約数の個数: 24

約数和(自身を含む): 32305392

約数和(自身を除く): 17066452

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 7121, 14242, 28484, 35605, 71210, 142420, 761947, 1523894, 3047788, 3809735, 7619470, 15238940]

約数ペア:

[(1, 15238940), (2, 7619470), (4, 3809735), (5, 3047788), (10, 1523894), (20, 761947), (107, 142420), (214, 71210), (428, 35605), (535, 28484), (1070, 14242), (2140, 7121)]