280914020

素因数分解:

$2^2\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{13597}}^1$

素因数の和:14639

約数の個数: 24

約数和(自身を含む): 590533944

約数和(自身を除く): 309619924

約数列:

[1, 2, 4, 5, 10, 20, 1033, 2066, 4132, 5165, 10330, 13597, 20660, 27194, 54388, 67985, 135970, 271940, 14045701, 28091402, 56182804, 70228505, 140457010, 280914020]

約数ペア:

[(1, 280914020), (2, 140457010), (4, 70228505), (5, 56182804), (10, 28091402), (20, 14045701), (1033, 271940), (2066, 135970), (4132, 67985), (5165, 54388), (10330, 27194), (13597, 20660)]