1318743560

素因数分解:

$2^3\times 5^1\times {\mathrm{32968589}}^1$

素因数の和:32968600

約数の個数: 16

約数和(自身を含む): 2967173100

約数和(自身を除く): 1648429540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 32968589, 65937178, 131874356, 164842945, 263748712, 329685890, 659371780, 1318743560]

約数ペア:

[(1, 1318743560), (2, 659371780), (4, 329685890), (5, 263748712), (8, 164842945), (10, 131874356), (20, 65937178), (40, 32968589)]