206420140

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{59659}}^1$

素因数の和:59841

約数の個数: 24

約数和(自身を含む): 435995280

約数和(自身を除く): 229575140

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 59659, 119318, 238636, 298295, 596590, 1193180, 10321007, 20642014, 41284028, 51605035, 103210070, 206420140]

約数ペア:

[(1, 206420140), (2, 103210070), (4, 51605035), (5, 41284028), (10, 20642014), (20, 10321007), (173, 1193180), (346, 596590), (692, 298295), (865, 238636), (1730, 119318), (3460, 59659)]