2720468426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1\times {\mathrm{2179}}^1$

素因数の和:3774

約数の個数: 32

約数和(自身を含む): 4541376000

約数和(自身を除く): 1820907574

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 1549, 2179, 3098, 4358, 20137, 28327, 40274, 48019, 56654, 67549, 96038, 135098, 624247, 878137, 1248494, 1756274, 3375271, 6750542, 43878523, 87757046, 104633401, 209266802, 1360234213, 2720468426]

約数ペア:

[(1, 2720468426), (2, 1360234213), (13, 209266802), (26, 104633401), (31, 87757046), (62, 43878523), (403, 6750542), (806, 3375271), (1549, 1756274), (2179, 1248494), (3098, 878137), (4358, 624247), (20137, 135098), (28327, 96038), (40274, 67549), (48019, 56654)]