320239904

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{137089}}^1$

素因数の和:137172

約数の個数: 24

約数和(自身を含む): 639113580

約数和(自身を除く): 318873676

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 137089, 274178, 548356, 1096712, 2193424, 4386848, 10007497, 20014994, 40029988, 80059976, 160119952, 320239904]

約数ペア:

[(1, 320239904), (2, 160119952), (4, 80059976), (8, 40029988), (16, 20014994), (32, 10007497), (73, 4386848), (146, 2193424), (292, 1096712), (584, 548356), (1168, 274178), (2336, 137089)]