1640810

素因数分解:

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

素因数の和:2389

約数の個数: 16

約数和(自身を含む): 2996352

約数和(自身を除く): 1355542

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2311, 4622, 11555, 23110, 164081, 328162, 820405, 1640810]

約数ペア:

[(1, 1640810), (2, 820405), (5, 328162), (10, 164081), (71, 23110), (142, 11555), (355, 4622), (710, 2311)]