420728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 984960

約数和(自身を除く): 564232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 683, 1366, 2732, 4781, 5464, 7513, 9562, 15026, 19124, 30052, 38248, 52591, 60104, 105182, 210364, 420728]

約数ペア:

[(1, 420728), (2, 210364), (4, 105182), (7, 60104), (8, 52591), (11, 38248), (14, 30052), (22, 19124), (28, 15026), (44, 9562), (56, 7513), (77, 5464), (88, 4781), (154, 2732), (308, 1366), (616, 683)]