18072640

素因数分解:

$2^6\times 5^1\times {\mathrm{56477}}^1$

素因数の和:56494

約数の個数: 28

約数和(自身を含む): 43036236

約数和(自身を除く): 24963596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56477, 112954, 225908, 282385, 451816, 564770, 903632, 1129540, 1807264, 2259080, 3614528, 4518160, 9036320, 18072640]

約数ペア:

[(1, 18072640), (2, 9036320), (4, 4518160), (5, 3614528), (8, 2259080), (10, 1807264), (16, 1129540), (20, 903632), (32, 564770), (40, 451816), (64, 282385), (80, 225908), (160, 112954), (320, 56477)]