1257392

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{883}}^1$

素因数の和:980

約数の個数: 20

約数和(自身を含む): 2466360

約数和(自身を除く): 1208968

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 883, 1424, 1766, 3532, 7064, 14128, 78587, 157174, 314348, 628696, 1257392]

約数ペア:

[(1, 1257392), (2, 628696), (4, 314348), (8, 157174), (16, 78587), (89, 14128), (178, 7064), (356, 3532), (712, 1766), (883, 1424)]