40666390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{94573}}^1$

素因数の和:94623

約数の個数: 16

約数和(自身を含む): 74902608

約数和(自身を除く): 34236218

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 94573, 189146, 472865, 945730, 4066639, 8133278, 20333195, 40666390]

約数ペア:

[(1, 40666390), (2, 20333195), (5, 8133278), (10, 4066639), (43, 945730), (86, 472865), (215, 189146), (430, 94573)]