280807736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{138739}}^1$

素因数の和:138779

約数の個数: 32

約数和(自身を含む): 599356800

約数和(自身を除く): 318549064

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 138739, 277478, 554956, 1109912, 1526129, 3052258, 3190997, 6104516, 6381994, 12209032, 12763988, 25527976, 35100967, 70201934, 140403868, 280807736]

約数ペア:

[(1, 280807736), (2, 140403868), (4, 70201934), (8, 35100967), (11, 25527976), (22, 12763988), (23, 12209032), (44, 6381994), (46, 6104516), (88, 3190997), (92, 3052258), (184, 1526129), (253, 1109912), (506, 554956), (1012, 277478), (2024, 138739)]