204764980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1462607}}^1$

素因数の和:1462623

約数の個数: 24

約数和(自身を含む): 491436288

約数和(自身を除く): 286671308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1462607, 2925214, 5850428, 7313035, 10238249, 14626070, 20476498, 29252140, 40952996, 51191245, 102382490, 204764980]

約数ペア:

[(1, 204764980), (2, 102382490), (4, 51191245), (5, 40952996), (7, 29252140), (10, 20476498), (14, 14626070), (20, 10238249), (28, 7313035), (35, 5850428), (70, 2925214), (140, 1462607)]