20869730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{673}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 43092864

約数和(自身を除く): 22223134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 673, 886, 1346, 2215, 3101, 3365, 4430, 4711, 6202, 6730, 9422, 15505, 23555, 31010, 47110, 298139, 596278, 1490695, 2086973, 2981390, 4173946, 10434865, 20869730]

約数ペア:

[(1, 20869730), (2, 10434865), (5, 4173946), (7, 2981390), (10, 2086973), (14, 1490695), (35, 596278), (70, 298139), (443, 47110), (673, 31010), (886, 23555), (1346, 15505), (2215, 9422), (3101, 6730), (3365, 6202), (4430, 4711)]