11801620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8311}}^1$

素因数の和:8391

約数の個数: 24

約数和(自身を含む): 25135488

約数和(自身を除く): 13333868

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8311, 16622, 33244, 41555, 83110, 166220, 590081, 1180162, 2360324, 2950405, 5900810, 11801620]

約数ペア:

[(1, 11801620), (2, 5900810), (4, 2950405), (5, 2360324), (10, 1180162), (20, 590081), (71, 166220), (142, 83110), (284, 41555), (355, 33244), (710, 16622), (1420, 8311)]