8217260

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2999}}^1$

素因数の和:3145

約数の個数: 24

約数和(自身を含む): 17388000

約数和(自身を除く): 9170740

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 2999, 5998, 11996, 14995, 29990, 59980, 410863, 821726, 1643452, 2054315, 4108630, 8217260]

約数ペア:

[(1, 8217260), (2, 4108630), (4, 2054315), (5, 1643452), (10, 821726), (20, 410863), (137, 59980), (274, 29990), (548, 14995), (685, 11996), (1370, 5998), (2740, 2999)]