2051238890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4770323}}^1$

素因数の和:4770373

約数の個数: 16

約数和(自身を含む): 3778096608

約数和(自身を除く): 1726857718

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4770323, 9540646, 23851615, 47703230, 205123889, 410247778, 1025619445, 2051238890]

約数ペア:

[(1, 2051238890), (2, 1025619445), (5, 410247778), (10, 205123889), (43, 47703230), (86, 23851615), (215, 9540646), (430, 4770323)]