280031504

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{239753}}^1$

素因数の和:239834

約数の個数: 20

約数和(自身を含む): 549995676

約数和(自身を除く): 269964172

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 239753, 479506, 959012, 1918024, 3836048, 17501969, 35003938, 70007876, 140015752, 280031504]

約数ペア:

[(1, 280031504), (2, 140015752), (4, 70007876), (8, 35003938), (16, 17501969), (73, 3836048), (146, 1918024), (292, 959012), (584, 479506), (1168, 239753)]