12177790

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8761}}^1$

素因数の和:8907

約数の個数: 16

約数和(自身を含む): 22080240

約数和(自身を除く): 9902450

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 8761, 17522, 43805, 87610, 1217779, 2435558, 6088895, 12177790]

約数ペア:

[(1, 12177790), (2, 6088895), (5, 2435558), (10, 1217779), (139, 87610), (278, 43805), (695, 17522), (1390, 8761)]