9898485880

素因数分解:

$2^3\times 5^1\times {\mathrm{247462147}}^1$

素因数の和:247462158

約数の個数: 16

約数和(自身を含む): 22271593320

約数和(自身を除く): 12373107440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 247462147, 494924294, 989848588, 1237310735, 1979697176, 2474621470, 4949242940, 9898485880]

約数ペア:

[(1, 9898485880), (2, 4949242940), (4, 2474621470), (5, 1979697176), (8, 1237310735), (10, 989848588), (20, 494924294), (40, 247462147)]