2080045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 2773440

約数和(自身を除く): 693395

約数列:

[1, 5, 11, 55, 59, 295, 641, 649, 3205, 3245, 7051, 35255, 37819, 189095, 416009, 2080045]

約数ペア:

[(1, 2080045), (5, 416009), (11, 189095), (55, 37819), (59, 35255), (295, 7051), (641, 3245), (649, 3205)]