26642780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10169}}^1$

素因数の和:10309

約数の個数: 24

約数和(自身を含む): 56382480

約数和(自身を除く): 29739700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 10169, 20338, 40676, 50845, 101690, 203380, 1332139, 2664278, 5328556, 6660695, 13321390, 26642780]

約数ペア:

[(1, 26642780), (2, 13321390), (4, 6660695), (5, 5328556), (10, 2664278), (20, 1332139), (131, 203380), (262, 101690), (524, 50845), (655, 40676), (1310, 20338), (2620, 10169)]