2952980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 36

約数和(自身を含む): 6560820

約数和(自身を除く): 3607840

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 409, 722, 818, 1444, 1636, 1805, 2045, 3610, 4090, 7220, 7771, 8180, 15542, 31084, 38855, 77710, 147649, 155420, 295298, 590596, 738245, 1476490, 2952980]

約数ペア:

[(1, 2952980), (2, 1476490), (4, 738245), (5, 590596), (10, 295298), (19, 155420), (20, 147649), (38, 77710), (76, 38855), (95, 31084), (190, 15542), (361, 8180), (380, 7771), (409, 7220), (722, 4090), (818, 3610), (1444, 2045), (1636, 1805)]