280336

素因数分解:

$2^4\times 7^1\times {\mathrm{2503}}^1$

素因数の和:2518

約数の個数: 20

約数和(自身を含む): 620992

約数和(自身を除く): 340656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2503, 5006, 10012, 17521, 20024, 35042, 40048, 70084, 140168, 280336]

約数ペア:

[(1, 280336), (2, 140168), (4, 70084), (7, 40048), (8, 35042), (14, 20024), (16, 17521), (28, 10012), (56, 5006), (112, 2503)]