8249840

素因数分解:

$2^4\times 5^1\times {\mathrm{103123}}^1$

素因数の和:103136

約数の個数: 20

約数和(自身を含む): 19181064

約数和(自身を除く): 10931224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103123, 206246, 412492, 515615, 824984, 1031230, 1649968, 2062460, 4124920, 8249840]

約数ペア:

[(1, 8249840), (2, 4124920), (4, 2062460), (5, 1649968), (8, 1031230), (10, 824984), (16, 515615), (20, 412492), (40, 206246), (80, 103123)]