2840005

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 3970944

約数和(自身を除く): 1130939

約数列:

[1, 5, 7, 35, 53, 265, 371, 1531, 1855, 7655, 10717, 53585, 81143, 405715, 568001, 2840005]

約数ペア:

[(1, 2840005), (5, 568001), (7, 405715), (35, 81143), (53, 53585), (265, 10717), (371, 7655), (1531, 1855)]