38634140

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4723}}^1$

素因数の和:5141

約数の個数: 24

約数和(自身を含む): 81347280

約数和(自身を除く): 42713140

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 4723, 8180, 9446, 18892, 23615, 47230, 94460, 1931707, 3863414, 7726828, 9658535, 19317070, 38634140]

約数ペア:

[(1, 38634140), (2, 19317070), (4, 9658535), (5, 7726828), (10, 3863414), (20, 1931707), (409, 94460), (818, 47230), (1636, 23615), (2045, 18892), (4090, 9446), (4723, 8180)]