54945340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144593}}^1$

素因数の和:144621

約数の個数: 24

約数和(自身を含む): 121458960

約数和(自身を除く): 66513620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 144593, 289186, 578372, 722965, 1445930, 2747267, 2891860, 5494534, 10989068, 13736335, 27472670, 54945340]

約数ペア:

[(1, 54945340), (2, 27472670), (4, 13736335), (5, 10989068), (10, 5494534), (19, 2891860), (20, 2747267), (38, 1445930), (76, 722965), (95, 578372), (190, 289186), (380, 144593)]