2609855

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 3326400

約数和(自身を除く): 716545

約数列:

[1, 5, 29, 41, 145, 205, 439, 1189, 2195, 5945, 12731, 17999, 63655, 89995, 521971, 2609855]

約数ペア:

[(1, 2609855), (5, 521971), (29, 89995), (41, 63655), (145, 17999), (205, 12731), (439, 5945), (1189, 2195)]