15627280

素因数分解:

$2^4\times 5^1\times {\mathrm{195341}}^1$

素因数の和:195354

約数の個数: 20

約数和(自身を含む): 36333612

約数和(自身を除く): 20706332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195341, 390682, 781364, 976705, 1562728, 1953410, 3125456, 3906820, 7813640, 15627280]

約数ペア:

[(1, 15627280), (2, 7813640), (4, 3906820), (5, 3125456), (8, 1953410), (10, 1562728), (16, 976705), (20, 781364), (40, 390682), (80, 195341)]