171031880

素因数分解:

$2^3\times 5^1\times {\mathrm{4275797}}^1$

素因数の和:4275808

約数の個数: 16

約数和(自身を含む): 384821820

約数和(自身を除く): 213789940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4275797, 8551594, 17103188, 21378985, 34206376, 42757970, 85515940, 171031880]

約数ペア:

[(1, 171031880), (2, 85515940), (4, 42757970), (5, 34206376), (8, 21378985), (10, 17103188), (20, 8551594), (40, 4275797)]