26891060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{479}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 64834560

約数和(自身を除く): 37943500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 479, 802, 958, 1604, 1916, 2005, 2395, 2807, 3353, 4010, 4790, 5614, 6706, 8020, 9580, 11228, 13412, 14035, 16765, 28070, 33530, 56140, 67060, 192079, 384158, 768316, 960395, 1344553, 1920790, 2689106, 3841580, 5378212, 6722765, 13445530, 26891060]

約数ペア:

[(1, 26891060), (2, 13445530), (4, 6722765), (5, 5378212), (7, 3841580), (10, 2689106), (14, 1920790), (20, 1344553), (28, 960395), (35, 768316), (70, 384158), (140, 192079), (401, 67060), (479, 56140), (802, 33530), (958, 28070), (1604, 16765), (1916, 14035), (2005, 13412), (2395, 11228), (2807, 9580), (3353, 8020), (4010, 6706), (4790, 5614)]