1253936

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:836

約数の個数: 20

約数和(自身を含む): 2455200

約数和(自身を除く): 1201264

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 719, 872, 1438, 1744, 2876, 5752, 11504, 78371, 156742, 313484, 626968, 1253936]

約数ペア:

[(1, 1253936), (2, 626968), (4, 313484), (8, 156742), (16, 78371), (109, 11504), (218, 5752), (436, 2876), (719, 1744), (872, 1438)]