2109680

素因数分解:

$2^4\times 5^1\times {\mathrm{26371}}^1$

素因数の和:26384

約数の個数: 20

約数和(自身を含む): 4905192

約数和(自身を除く): 2795512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26371, 52742, 105484, 131855, 210968, 263710, 421936, 527420, 1054840, 2109680]

約数ペア:

[(1, 2109680), (2, 1054840), (4, 527420), (5, 421936), (8, 263710), (10, 210968), (16, 131855), (20, 105484), (40, 52742), (80, 26371)]