8210420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9547}}^1$

素因数の和:9599

約数の個数: 24

約数和(自身を含む): 17644704

約数和(自身を除く): 9434284

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9547, 19094, 38188, 47735, 95470, 190940, 410521, 821042, 1642084, 2052605, 4105210, 8210420]

約数ペア:

[(1, 8210420), (2, 4105210), (4, 2052605), (5, 1642084), (10, 821042), (20, 410521), (43, 190940), (86, 95470), (172, 47735), (215, 38188), (430, 19094), (860, 9547)]