27891860

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4019}}^1$

素因数の和:4375

約数の個数: 24

約数和(自身を含む): 58756320

約数和(自身を除く): 30864460

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 4019, 6940, 8038, 16076, 20095, 40190, 80380, 1394593, 2789186, 5578372, 6972965, 13945930, 27891860]

約数ペア:

[(1, 27891860), (2, 13945930), (4, 6972965), (5, 5578372), (10, 2789186), (20, 1394593), (347, 80380), (694, 40190), (1388, 20095), (1735, 16076), (3470, 8038), (4019, 6940)]