39169040

素因数分解:

$2^4\times 5^1\times {\mathrm{489613}}^1$

素因数の和:489626

約数の個数: 20

約数和(自身を含む): 91068204

約数和(自身を除く): 51899164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 489613, 979226, 1958452, 2448065, 3916904, 4896130, 7833808, 9792260, 19584520, 39169040]

約数ペア:

[(1, 39169040), (2, 19584520), (4, 9792260), (5, 7833808), (8, 4896130), (10, 3916904), (16, 2448065), (20, 1958452), (40, 979226), (80, 489613)]