16612240

素因数分解:

$2^4\times 5^1\times {\mathrm{207653}}^1$

素因数の和:207666

約数の個数: 20

約数和(自身を含む): 38623644

約数和(自身を除く): 22011404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 207653, 415306, 830612, 1038265, 1661224, 2076530, 3322448, 4153060, 8306120, 16612240]

約数ペア:

[(1, 16612240), (2, 8306120), (4, 4153060), (5, 3322448), (8, 2076530), (10, 1661224), (16, 1038265), (20, 830612), (40, 415306), (80, 207653)]