25939480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{92641}}^1$

素因数の和:92659

約数の個数: 32

約数和(自身を含む): 66702240

約数和(自身を除く): 40762760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 92641, 185282, 370564, 463205, 648487, 741128, 926410, 1296974, 1852820, 2593948, 3242435, 3705640, 5187896, 6484870, 12969740, 25939480]

約数ペア:

[(1, 25939480), (2, 12969740), (4, 6484870), (5, 5187896), (7, 3705640), (8, 3242435), (10, 2593948), (14, 1852820), (20, 1296974), (28, 926410), (35, 741128), (40, 648487), (56, 463205), (70, 370564), (140, 185282), (280, 92641)]