173223280

素因数分解:

$2^4\times 5^1\times {\mathrm{2165291}}^1$

素因数の和:2165304

約数の個数: 20

約数和(自身を含む): 402744312

約数和(自身を除く): 229521032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2165291, 4330582, 8661164, 10826455, 17322328, 21652910, 34644656, 43305820, 86611640, 173223280]

約数ペア:

[(1, 173223280), (2, 86611640), (4, 43305820), (5, 34644656), (8, 21652910), (10, 17322328), (16, 10826455), (20, 8661164), (40, 4330582), (80, 2165291)]