220832240

素因数分解:

$2^4\times 5^1\times {\mathrm{2760403}}^1$

素因数の和:2760416

約数の個数: 20

約数和(自身を含む): 513435144

約数和(自身を除く): 292602904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2760403, 5520806, 11041612, 13802015, 22083224, 27604030, 44166448, 55208060, 110416120, 220832240]

約数ペア:

[(1, 220832240), (2, 110416120), (4, 55208060), (5, 44166448), (8, 27604030), (10, 22083224), (16, 13802015), (20, 11041612), (40, 5520806), (80, 2760403)]