8716420

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4493}}^1$

素因数の和:4599

約数の個数: 24

約数和(自身を含む): 18497304

約数和(自身を除く): 9780884

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 4493, 8986, 17972, 22465, 44930, 89860, 435821, 871642, 1743284, 2179105, 4358210, 8716420]

約数ペア:

[(1, 8716420), (2, 4358210), (4, 2179105), (5, 1743284), (10, 871642), (20, 435821), (97, 89860), (194, 44930), (388, 22465), (485, 17972), (970, 8986), (1940, 4493)]