4130990

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{941}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 7460640

約数和(自身を除く): 3329650

約数列:

[1, 2, 5, 10, 439, 878, 941, 1882, 2195, 4390, 4705, 9410, 413099, 826198, 2065495, 4130990]

約数ペア:

[(1, 4130990), (2, 2065495), (5, 826198), (10, 413099), (439, 9410), (878, 4705), (941, 4390), (1882, 2195)]