8402045

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 10368000

約数和(自身を除く): 1965955

約数列:

[1, 5, 79, 89, 239, 395, 445, 1195, 7031, 18881, 21271, 35155, 94405, 106355, 1680409, 8402045]

約数ペア:

[(1, 8402045), (5, 1680409), (79, 106355), (89, 94405), (239, 35155), (395, 21271), (445, 18881), (1195, 7031)]