26351620

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9479}}^1$

素因数の和:9627

約数の個数: 24

約数和(自身を含む): 55742400

約数和(自身を除く): 29390780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 9479, 18958, 37916, 47395, 94790, 189580, 1317581, 2635162, 5270324, 6587905, 13175810, 26351620]

約数ペア:

[(1, 26351620), (2, 13175810), (4, 6587905), (5, 5270324), (10, 2635162), (20, 1317581), (139, 189580), (278, 94790), (556, 47395), (695, 37916), (1390, 18958), (2780, 9479)]