259071940

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{27043}}^1$

素因数の和:27531

約数の個数: 24

約数和(自身を含む): 545207040

約数和(自身を除く): 286135100

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 27043, 54086, 108172, 135215, 270430, 540860, 12953597, 25907194, 51814388, 64767985, 129535970, 259071940]

約数ペア:

[(1, 259071940), (2, 129535970), (4, 64767985), (5, 51814388), (10, 25907194), (20, 12953597), (479, 540860), (958, 270430), (1916, 135215), (2395, 108172), (4790, 54086), (9580, 27043)]