26485060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1361}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 64068480

約数和(自身を除く): 37583420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1361, 1390, 1946, 2722, 2780, 3892, 4865, 5444, 6805, 9527, 9730, 13610, 19054, 19460, 27220, 38108, 47635, 95270, 189179, 190540, 378358, 756716, 945895, 1324253, 1891790, 2648506, 3783580, 5297012, 6621265, 13242530, 26485060]

約数ペア:

[(1, 26485060), (2, 13242530), (4, 6621265), (5, 5297012), (7, 3783580), (10, 2648506), (14, 1891790), (20, 1324253), (28, 945895), (35, 756716), (70, 378358), (139, 190540), (140, 189179), (278, 95270), (556, 47635), (695, 38108), (973, 27220), (1361, 19460), (1390, 19054), (1946, 13610), (2722, 9730), (2780, 9527), (3892, 6805), (4865, 5444)]