42431540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49339}}^1$

素因数の和:49391

約数の個数: 24

約数和(自身を含む): 91180320

約数和(自身を除く): 48748780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 49339, 98678, 197356, 246695, 493390, 986780, 2121577, 4243154, 8486308, 10607885, 21215770, 42431540]

約数ペア:

[(1, 42431540), (2, 21215770), (4, 10607885), (5, 8486308), (10, 4243154), (20, 2121577), (43, 986780), (86, 493390), (172, 246695), (215, 197356), (430, 98678), (860, 49339)]