2691560

素因数分解:

$2^3\times 5^1\times {\mathrm{67289}}^1$

素因数の和:67300

約数の個数: 16

約数和(自身を含む): 6056100

約数和(自身を除く): 3364540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67289, 134578, 269156, 336445, 538312, 672890, 1345780, 2691560]

約数ペア:

[(1, 2691560), (2, 1345780), (4, 672890), (5, 538312), (8, 336445), (10, 269156), (20, 134578), (40, 67289)]