40247890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{11149}}^1$

素因数の和:11194

約数の個数: 24

約数和(自身を含む): 76466700

約数和(自身を除く): 36218810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 11149, 22298, 55745, 111490, 211831, 423662, 1059155, 2118310, 4024789, 8049578, 20123945, 40247890]

約数ペア:

[(1, 40247890), (2, 20123945), (5, 8049578), (10, 4024789), (19, 2118310), (38, 1059155), (95, 423662), (190, 211831), (361, 111490), (722, 55745), (1805, 22298), (3610, 11149)]