87428890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{203323}}^1$

素因数の和:203373

約数の個数: 16

約数和(自身を含む): 161032608

約数和(自身を除く): 73603718

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 203323, 406646, 1016615, 2033230, 8742889, 17485778, 43714445, 87428890]

約数ペア:

[(1, 87428890), (2, 43714445), (5, 17485778), (10, 8742889), (43, 2033230), (86, 1016615), (215, 406646), (430, 203323)]