70285660

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{17839}}^1$

素因数の和:18045

約数の個数: 24

約数和(自身を含む): 148357440

約数和(自身を除く): 78071780

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 17839, 35678, 71356, 89195, 178390, 356780, 3514283, 7028566, 14057132, 17571415, 35142830, 70285660]

約数ペア:

[(1, 70285660), (2, 35142830), (4, 17571415), (5, 14057132), (10, 7028566), (20, 3514283), (197, 356780), (394, 178390), (788, 89195), (985, 71356), (1970, 35678), (3940, 17839)]