28393240

素因数分解:

$2^3\times 5^1\times {\mathrm{709831}}^1$

素因数の和:709842

約数の個数: 16

約数和(自身を含む): 63884880

約数和(自身を除く): 35491640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709831, 1419662, 2839324, 3549155, 5678648, 7098310, 14196620, 28393240]

約数ペア:

[(1, 28393240), (2, 14196620), (4, 7098310), (5, 5678648), (8, 3549155), (10, 2839324), (20, 1419662), (40, 709831)]