12398870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10247}}^1$

素因数の和:10276

約数の個数: 24

約数和(自身を含む): 24533712

約数和(自身を除く): 12134842

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 10247, 20494, 51235, 102470, 112717, 225434, 563585, 1127170, 1239887, 2479774, 6199435, 12398870]

約数ペア:

[(1, 12398870), (2, 6199435), (5, 2479774), (10, 1239887), (11, 1127170), (22, 563585), (55, 225434), (110, 112717), (121, 102470), (242, 51235), (605, 20494), (1210, 10247)]