20162590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2549}}^1$

素因数の和:2676

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 21698210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 2549, 3955, 5098, 7910, 12745, 17843, 25490, 35686, 89215, 178430, 288037, 576074, 1440185, 2016259, 2880370, 4032518, 10081295, 20162590]

約数ペア:

[(1, 20162590), (2, 10081295), (5, 4032518), (7, 2880370), (10, 2016259), (14, 1440185), (35, 576074), (70, 288037), (113, 178430), (226, 89215), (565, 35686), (791, 25490), (1130, 17843), (1582, 12745), (2549, 7910), (3955, 5098)]