55772840

素因数分解:

$2^3\times 5^1\times {\mathrm{1394321}}^1$

素因数の和:1394332

約数の個数: 16

約数和(自身を含む): 125488980

約数和(自身を除く): 69716140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1394321, 2788642, 5577284, 6971605, 11154568, 13943210, 27886420, 55772840]

約数ペア:

[(1, 55772840), (2, 27886420), (4, 13943210), (5, 11154568), (8, 6971605), (10, 5577284), (20, 2788642), (40, 1394321)]