2440139905

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{307129}}^1$

素因数の和:307368

約数の個数: 16

約数和(自身を含む): 3361230720

約数和(自身を除く): 921090815

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 7945, 307129, 1535645, 2149903, 10749515, 69718283, 348591415, 488027981, 2440139905]

約数ペア:

[(1, 2440139905), (5, 488027981), (7, 348591415), (35, 69718283), (227, 10749515), (1135, 2149903), (1589, 1535645), (7945, 307129)]