254589680

素因数分解:

$2^4\times 5^1\times {\mathrm{3182371}}^1$

素因数の和:3182384

約数の個数: 20

約数和(自身を含む): 591921192

約数和(自身を除く): 337331512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3182371, 6364742, 12729484, 15911855, 25458968, 31823710, 50917936, 63647420, 127294840, 254589680]

約数ペア:

[(1, 254589680), (2, 127294840), (4, 63647420), (5, 50917936), (8, 31823710), (10, 25458968), (16, 15911855), (20, 12729484), (40, 6364742), (80, 3182371)]