11180380

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{809}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 23541840

約数和(自身を除く): 12361460

約数列:

[1, 2, 4, 5, 10, 20, 691, 809, 1382, 1618, 2764, 3236, 3455, 4045, 6910, 8090, 13820, 16180, 559019, 1118038, 2236076, 2795095, 5590190, 11180380]

約数ペア:

[(1, 11180380), (2, 5590190), (4, 2795095), (5, 2236076), (10, 1118038), (20, 559019), (691, 16180), (809, 13820), (1382, 8090), (1618, 6910), (2764, 4045), (3236, 3455)]