2005235090

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{505097}}^1$

素因数の和:505501

約数の個数: 16

約数和(自身を含む): 3618522072

約数和(自身を除く): 1613286982

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 505097, 1010194, 2525485, 5050970, 200523509, 401047018, 1002617545, 2005235090]

約数ペア:

[(1, 2005235090), (2, 1002617545), (5, 401047018), (10, 200523509), (397, 5050970), (794, 2525485), (1985, 1010194), (3970, 505097)]