22712780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8669}}^1$

素因数の和:8809

約数の個数: 24

約数和(自身を含む): 48066480

約数和(自身を除く): 25353700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 8669, 17338, 34676, 43345, 86690, 173380, 1135639, 2271278, 4542556, 5678195, 11356390, 22712780]

約数ペア:

[(1, 22712780), (2, 11356390), (4, 5678195), (5, 4542556), (10, 2271278), (20, 1135639), (131, 173380), (262, 86690), (524, 43345), (655, 34676), (1310, 17338), (2620, 8669)]