16805740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120041}}^1$

素因数の和:120057

約数の個数: 24

約数和(自身を含む): 40334112

約数和(自身を除く): 23528372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120041, 240082, 480164, 600205, 840287, 1200410, 1680574, 2400820, 3361148, 4201435, 8402870, 16805740]

約数ペア:

[(1, 16805740), (2, 8402870), (4, 4201435), (5, 3361148), (7, 2400820), (10, 1680574), (14, 1200410), (20, 840287), (28, 600205), (35, 480164), (70, 240082), (140, 120041)]