2138896810

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{476369}}^1$

素因数の和:476825

約数の個数: 16

約数和(自身を含む): 3858597000

約数和(自身を除く): 1719700190

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 476369, 952738, 2381845, 4763690, 213889681, 427779362, 1069448405, 2138896810]

約数ペア:

[(1, 2138896810), (2, 1069448405), (5, 427779362), (10, 213889681), (449, 4763690), (898, 2381845), (2245, 952738), (4490, 476369)]