140242480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{250433}}^1$

素因数の和:250453

約数の個数: 40

約数和(自身を含む): 372645792

約数和(自身を除く): 232403312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 250433, 500866, 1001732, 1252165, 1753031, 2003464, 2504330, 3506062, 4006928, 5008660, 7012124, 8765155, 10017320, 14024248, 17530310, 20034640, 28048496, 35060620, 70121240, 140242480]

約数ペア:

[(1, 140242480), (2, 70121240), (4, 35060620), (5, 28048496), (7, 20034640), (8, 17530310), (10, 14024248), (14, 10017320), (16, 8765155), (20, 7012124), (28, 5008660), (35, 4006928), (40, 3506062), (56, 2504330), (70, 2003464), (80, 1753031), (112, 1252165), (140, 1001732), (280, 500866), (560, 250433)]