117522980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{309271}}^1$

素因数の和:309299

約数の個数: 24

約数和(自身を含む): 259788480

約数和(自身を除く): 142265500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 309271, 618542, 1237084, 1546355, 3092710, 5876149, 6185420, 11752298, 23504596, 29380745, 58761490, 117522980]

約数ペア:

[(1, 117522980), (2, 58761490), (4, 29380745), (5, 23504596), (10, 11752298), (19, 6185420), (20, 5876149), (38, 3092710), (76, 1546355), (95, 1237084), (190, 618542), (380, 309271)]