340097960

素因数分解:

$2^3\times 5^1\times {\mathrm{8502449}}^1$

素因数の和:8502460

約数の個数: 16

約数和(自身を含む): 765220500

約数和(自身を除く): 425122540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8502449, 17004898, 34009796, 42512245, 68019592, 85024490, 170048980, 340097960]

約数ペア:

[(1, 340097960), (2, 170048980), (4, 85024490), (5, 68019592), (8, 42512245), (10, 34009796), (20, 17004898), (40, 8502449)]