16805940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280099}}^1$

素因数の和:280111

約数の個数: 24

約数和(自身を含む): 47056800

約数和(自身を除く): 30250860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280099, 560198, 840297, 1120396, 1400495, 1680594, 2800990, 3361188, 4201485, 5601980, 8402970, 16805940]

約数ペア:

[(1, 16805940), (2, 8402970), (3, 5601980), (4, 4201485), (5, 3361188), (6, 2800990), (10, 1680594), (12, 1400495), (15, 1120396), (20, 840297), (30, 560198), (60, 280099)]