3281620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2391

約数の個数: 24

約数和(自身を含む): 6991488

約数和(自身を除く): 3709868

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2311, 4622, 9244, 11555, 23110, 46220, 164081, 328162, 656324, 820405, 1640810, 3281620]

約数ペア:

[(1, 3281620), (2, 1640810), (4, 820405), (5, 656324), (10, 328162), (20, 164081), (71, 46220), (142, 23110), (284, 11555), (355, 9244), (710, 4622), (1420, 2311)]