9998740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16127}}^1$

素因数の和:16167

約数の個数: 24

約数和(自身を含む): 21676032

約数和(自身を除く): 11677292

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 16127, 32254, 64508, 80635, 161270, 322540, 499937, 999874, 1999748, 2499685, 4999370, 9998740]

約数ペア:

[(1, 9998740), (2, 4999370), (4, 2499685), (5, 1999748), (10, 999874), (20, 499937), (31, 322540), (62, 161270), (124, 80635), (155, 64508), (310, 32254), (620, 16127)]