19415692940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{138683521}}^1$

素因数の和:138683537

約数の個数: 24

約数和(自身を含む): 46597663392

約数和(自身を除く): 27181970452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 138683521, 277367042, 554734084, 693417605, 970784647, 1386835210, 1941569294, 2773670420, 3883138588, 4853923235, 9707846470, 19415692940]

約数ペア:

[(1, 19415692940), (2, 9707846470), (4, 4853923235), (5, 3883138588), (7, 2773670420), (10, 1941569294), (14, 1386835210), (20, 970784647), (28, 693417605), (35, 554734084), (70, 277367042), (140, 138683521)]