16847920

素因数分解:

$2^4\times 5^1\times {\mathrm{210599}}^1$

素因数の和:210612

約数の個数: 20

約数和(自身を含む): 39171600

約数和(自身を除く): 22323680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210599, 421198, 842396, 1052995, 1684792, 2105990, 3369584, 4211980, 8423960, 16847920]

約数ペア:

[(1, 16847920), (2, 8423960), (4, 4211980), (5, 3369584), (8, 2105990), (10, 1684792), (16, 1052995), (20, 842396), (40, 421198), (80, 210599)]