2068711280

素因数分解:

$2^4\times 5^1\times {\mathrm{25858891}}^1$

素因数の和:25858904

約数の個数: 20

約数和(自身を含む): 4809753912

約数和(自身を除く): 2741042632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25858891, 51717782, 103435564, 129294455, 206871128, 258588910, 413742256, 517177820, 1034355640, 2068711280]

約数ペア:

[(1, 2068711280), (2, 1034355640), (4, 517177820), (5, 413742256), (8, 258588910), (10, 206871128), (16, 129294455), (20, 103435564), (40, 51717782), (80, 25858891)]